23229577656404 has 36 divisors (see below), whose sum is σ = 47305417630464. Its totient is φ = 9952031272176.

The previous prime is 23229577656391. The next prime is 23229577656407. The reversal of 23229577656404 is 40465677592232.

It is a super-2 number, since 2×23229577656404² (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 (23229577656407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20286644 + ... + 21401099.

It is an arithmetic number, because the mean of its divisors is an integer number (1314039378624).

Almost surely, 2^{23229577656404} is an apocalyptic number.

It is an amenable number.

23229577656404 is an abundant number, since it is smaller than the sum of its proper divisors (24075839974060).

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

23229577656404 is a wasteful number, since it uses less digits than its factorization.

23229577656404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41690604 (or 41690595 counting only the distinct ones).

The product of its (nonzero) digits is 152409600, while the sum is 62.

The spelling of 23229577656404 in words is "twenty-three trillion, two hundred twenty-nine billion, five hundred seventy-seven million, six hundred fifty-six thousand, four hundred four".