23955077412 has 144 divisors (see below), whose sum is σ = 73769113600. Its totient is φ = 6401903040.

The previous prime is 23955077381. The next prime is 23955077413. The reversal of 23955077412 is 21477055932.

It is a happy number.

23955077412 is a `hidden beast` number, since 23 + 9 + 550 + 7 + 74 + 1 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (23955077413) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 346587 + ... + 409917.

Almost surely, 2^23955077412 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23955077412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36884556800).

23955077412 is an abundant number, since it is smaller than the sum of its proper divisors (49814036188).

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

23955077412 is a wasteful number, since it uses less digits than its factorization.

23955077412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63446 (or 63441 counting only the distinct ones).

The product of its (nonzero) digits is 529200, while the sum is 45.

The spelling of 23955077412 in words is "twenty-three billion, nine hundred fifty-five million, seventy-seven thousand, four hundred twelve".