23532235660642 has 16 divisors (see below), whose sum is σ = 35751093783552. Its totient is φ = 11615422327600.

The previous prime is 23532235660621. The next prime is 23532235660649. The reversal of 23532235660642 is 24606653223532.

It is a super-2 number, since 2×23532235660642² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23532235660649) 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, 54265378 + ... + 54697309.

It is an arithmetic number, because the mean of its divisors is an integer number (2234443361472).

Almost surely, 2^{23532235660642} is an apocalyptic number.

23532235660642 is a deficient number, since it is larger than the sum of its proper divisors (12218858122910).

23532235660642 is a wasteful number, since it uses less digits than its factorization.

23532235660642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108964073.

The product of its (nonzero) digits is 9331200, while the sum is 49.

The spelling of 23532235660642 in words is "twenty-three trillion, five hundred thirty-two billion, two hundred thirty-five million, six hundred sixty thousand, six hundred forty-two".