10699427232 has 72 divisors (see below), whose sum is σ = 32767007364. Its totient is φ = 3292130304.

The previous prime is 10699427209. The next prime is 10699427237. The reversal of 10699427232 is 23272499601.

10699427232 is a `hidden beast` number, since 106 + 99 + 427 + 2 + 32 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 9199879056 + 1499548176 = 95916^2 + 38724^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×10699427232² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10699427237) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1425133 + ... + 1432620.

Almost surely, 2^10699427232 is an apocalyptic number.

10699427232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10699427232 is an abundant number, since it is smaller than the sum of its proper divisors (22067580132).

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

10699427232 is a wasteful number, since it uses less digits than its factorization.

10699427232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2857782 (or 2857771 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The spelling of 10699427232 in words is "ten billion, six hundred ninety-nine million, four hundred twenty-seven thousand, two hundred thirty-two".