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40237485080 = 2351377379779
BaseRepresentation
bin100101011110010101…
…110100110000011000
310211212012221000210012
4211132111310300120
51124401244010310
630252420541052
72623056660062
oct453625646030
9124765830705
1040237485080
1116079014101
12796b551788
133a43332790
141d39d4a732
1510a7797c05
hex95e574c18

40237485080 has 32 divisors (see below), whose sum is σ = 97498522800. Its totient is φ = 14856917376.

The previous prime is 40237485073. The next prime is 40237485097. The reversal of 40237485080 is 8058473204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38689370 + ... + 38690409.

Almost surely, 240237485080 is an apocalyptic number.

40237485080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40237485080 is an abundant number, since it is smaller than the sum of its proper divisors (57261037720).

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

40237485080 is a wasteful number, since it uses less digits than its factorization.

40237485080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77379803 (or 77379799 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 41.

The spelling of 40237485080 in words is "forty billion, two hundred thirty-seven million, four hundred eighty-five thousand, eighty".

Divisors: 1 2 4 5 8 10 13 20 26 40 52 65 104 130 260 520 77379779 154759558 309519116 386898895 619038232 773797790 1005937127 1547595580 2011874254 3095191160 4023748508 5029685635 8047497016 10059371270 20118742540 40237485080