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10707070444 = 2271792136287
BaseRepresentation
bin10011111100011000…
…01110110111101100
31000122012020112102121
421332030032313230
5133412002223234
64530241402324
7526221411550
oct117614166754
930565215377
1010707070444
1145a4953554
1220a99393a4
131018333b55
1473801b860
15429eca4b4
hex27e30edec

10707070444 has 24 divisors (see below), whose sum is σ = 21533783040. Its totient is φ = 4563106896.

The previous prime is 10707070433. The next prime is 10707070447. The reversal of 10707070444 is 44407070701.

It is a super-2 number, since 2×107070704442 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10707070447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1063132 + ... + 1073155.

It is an arithmetic number, because the mean of its divisors is an integer number (897240960).

Almost surely, 210707070444 is an apocalyptic number.

10707070444 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

10707070444 is an abundant number, since it is smaller than the sum of its proper divisors (10826712596).

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

10707070444 is a wasteful number, since it uses less digits than its factorization.

10707070444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2136477 (or 2136475 counting only the distinct ones).

The product of its (nonzero) digits is 21952, while the sum is 34.

The spelling of 10707070444 in words is "ten billion, seven hundred seven million, seventy thousand, four hundred forty-four".

Divisors: 1 2 4 7 14 28 179 358 716 1253 2506 5012 2136287 4272574 8545148 14954009 29908018 59816036 382395373 764790746 1529581492 2676767611 5353535222 10707070444