10661112532 has 24 divisors (see below), whose sum is σ = 21331033920. Its totient is φ = 4567160640.

The previous prime is 10661112523. The next prime is 10661112533. The reversal of 10661112532 is 23521116601.

It is a super-2 number, since 2×10661112532² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 10661112532.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10661112533) 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, 8569 + ... + 146272.

It is an arithmetic number, because the mean of its divisors is an integer number (888793080).

Almost surely, 2^10661112532 is an apocalyptic number.

It is an amenable number.

10661112532 is an abundant number, since it is smaller than the sum of its proper divisors (10669921388).

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

10661112532 is a wasteful number, since it uses less digits than its factorization.

10661112532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157311 (or 157309 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 28.

The spelling of 10661112532 in words is "ten billion, six hundred sixty-one million, one hundred twelve thousand, five hundred thirty-two".