23661155116632 has 64 divisors (see below), whose sum is σ = 64854696672000. Its totient is φ = 7134016602240.

The previous prime is 23661155116619. The next prime is 23661155116639.

23661155116632 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×23661155116632² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23661155116639) 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, 225137383 + ... + 225242454.

It is an arithmetic number, because the mean of its divisors is an integer number (1013354635500).

Almost surely, 2^{23661155116632} is an apocalyptic number.

23661155116632 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23661155116632 is an abundant number, since it is smaller than the sum of its proper divisors (41193541555368).

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

23661155116632 is a wasteful number, since it uses less digits than its factorization.

23661155116632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450380056 (or 450380052 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 48.

The spelling of 23661155116632 in words is "twenty-three trillion, six hundred sixty-one billion, one hundred fifty-five million, one hundred sixteen thousand, six hundred thirty-two".