10161729732 has 48 divisors (see below), whose sum is σ = 29561398272. Its totient is φ = 2639410080.

The previous prime is 10161729709. The next prime is 10161729733. The reversal of 10161729732 is 23792716101.

It is a super-2 number, since 2×10161729732² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10161729733) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5497848 + ... + 5499695.

It is an arithmetic number, because the mean of its divisors is an integer number (615862464).

Almost surely, 2^10161729732 is an apocalyptic number.

10161729732 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10161729732 is an abundant number, since it is smaller than the sum of its proper divisors (19399668540).

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

10161729732 is a wasteful number, since it uses less digits than its factorization.

10161729732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10997568 (or 10997566 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 39.

The spelling of 10161729732 in words is "ten billion, one hundred sixty-one million, seven hundred twenty-nine thousand, seven hundred thirty-two".