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10555125540 = 2235712477729
BaseRepresentation
bin10011101010010001…
…00110111100100100
31000020121022221012120
421311020212330210
5133104103004130
64503212545540
7522365041521
oct116510467444
930217287176
1010555125540
114527103053
122066a822b0
13cc2a0391b
14721b88148
1541b9b4910
hex275226f24

10555125540 has 48 divisors (see below), whose sum is σ = 29970622080. Its totient is φ = 2775055360.

The previous prime is 10555125437. The next prime is 10555125587. The reversal of 10555125540 is 4552155501.

It is a super-2 number, since 2×105551255402 (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1234605 + ... + 1243124.

It is an arithmetic number, because the mean of its divisors is an integer number (624387960).

Almost surely, 210555125540 is an apocalyptic number.

10555125540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10555125540 is an abundant number, since it is smaller than the sum of its proper divisors (19415496540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10555125540 is a wasteful number, since it uses less digits than its factorization.

10555125540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2477812 (or 2477810 counting only the distinct ones).

The product of its (nonzero) digits is 25000, while the sum is 33.

The spelling of 10555125540 in words is "ten billion, five hundred fifty-five million, one hundred twenty-five thousand, five hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 71 142 213 284 355 426 710 852 1065 1420 2130 4260 2477729 4955458 7433187 9910916 12388645 14866374 24777290 29732748 37165935 49554580 74331870 148663740 175918759 351837518 527756277 703675036 879593795 1055512554 1759187590 2111025108 2638781385 3518375180 5277562770 10555125540