23356690072 has 16 divisors (see below), whose sum is σ = 45697872240. Its totient is φ = 11170590816.

The previous prime is 23356690039. The next prime is 23356690073. The reversal of 23356690072 is 27009665332.

It is a super-2 number, since 2×23356690072² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23356690073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63469083 + ... + 63469450.

It is an arithmetic number, because the mean of its divisors is an integer number (2856117015).

Almost surely, 2^23356690072 is an apocalyptic number.

It is an amenable number.

23356690072 is a deficient number, since it is larger than the sum of its proper divisors (22341182168).

23356690072 is a wasteful number, since it uses less digits than its factorization.

23356690072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126938562 (or 126938558 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 43.

The spelling of 23356690072 in words is "twenty-three billion, three hundred fifty-six million, six hundred ninety thousand, seventy-two".