23545064216 has 16 divisors (see below), whose sum is σ = 44155065840. Its totient is φ = 11770380000.

The previous prime is 23545064197. The next prime is 23545064227. The reversal of 23545064216 is 61246054532.

It is a self number, because there is not a number n which added to its sum of digits gives 23545064216.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222035 + ... + 310466.

It is an arithmetic number, because the mean of its divisors is an integer number (2759691615).

Almost surely, 2^23545064216 is an apocalyptic number.

It is an amenable number.

23545064216 is a deficient number, since it is larger than the sum of its proper divisors (20610001624).

23545064216 is a wasteful number, since it uses less digits than its factorization.

23545064216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538034 (or 538030 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 23545064216 in words is "twenty-three billion, five hundred forty-five million, sixty-four thousand, two hundred sixteen".