16364698977 has 32 divisors (see below), whose sum is σ = 24048984960. Its totient is φ = 9815800320.

The previous prime is 16364698951. The next prime is 16364698981. The reversal of 16364698977 is 77989646361.

It is not a de Polignac number, because 16364698977 - 2⁶ = 16364698913 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16364698937) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4015813 + ... + 4019885.

It is an arithmetic number, because the mean of its divisors is an integer number (751530780).

Almost surely, 2^16364698977 is an apocalyptic number.

It is an amenable number.

16364698977 is a deficient number, since it is larger than the sum of its proper divisors (7684285983).

16364698977 is a wasteful number, since it uses less digits than its factorization.

16364698977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5313.

The product of its digits is 82301184, while the sum is 66.

The spelling of 16364698977 in words is "sixteen billion, three hundred sixty-four million, six hundred ninety-eight thousand, nine hundred seventy-seven".