64954734996 has 24 divisors (see below), whose sum is σ = 151566809184. Its totient is φ = 21650755360.

The previous prime is 64954734979. The next prime is 64954735009. The reversal of 64954734996 is 69943745946.

It is a happy number.

It is a congruent number.

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, 284266 + ... + 459038.

It is an arithmetic number, because the mean of its divisors is an integer number (6315283716).

Almost surely, 2^64954734996 is an apocalyptic number.

It is an amenable number.

64954734996 is an abundant number, since it is smaller than the sum of its proper divisors (86612074188).

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

64954734996 is a wasteful number, since it uses less digits than its factorization.

64954734996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205751 (or 205749 counting only the distinct ones).

The product of its digits is 176359680, while the sum is 66.

The spelling of 64954734996 in words is "sixty-four billion, nine hundred fifty-four million, seven hundred thirty-four thousand, nine hundred ninety-six".