16723607464 has 32 divisors (see below), whose sum is σ = 32735747520. Its totient is φ = 7994422656.

The previous prime is 16723607447. The next prime is 16723607503. The reversal of 16723607464 is 46470632761.

It is a super-2 number, since 2×16723607464² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 384724 + ... + 425980.

It is an arithmetic number, because the mean of its divisors is an integer number (1022992110).

Almost surely, 2^16723607464 is an apocalyptic number.

It is an amenable number.

16723607464 is a deficient number, since it is larger than the sum of its proper divisors (16012140056).

16723607464 is a wasteful number, since it uses less digits than its factorization.

16723607464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43489 (or 43485 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 46.

The spelling of 16723607464 in words is "sixteen billion, seven hundred twenty-three million, six hundred seven thousand, four hundred sixty-four".