64791524342012 has 24 divisors (see below), whose sum is σ = 123365939696496. Its totient is φ = 29595494066688.

The previous prime is 64791524341931. The next prime is 64791524342021. The reversal of 64791524342012 is 21024342519746.

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, 6422628218 + ... + 6422638305.

It is an arithmetic number, because the mean of its divisors is an integer number (5140247487354).

Almost surely, 2^{64791524342012} is an apocalyptic number.

It is an amenable number.

64791524342012 is a deficient number, since it is larger than the sum of its proper divisors (58574415354484).

64791524342012 is a wasteful number, since it uses less digits than its factorization.

64791524342012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12845266637 (or 12845266635 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 50.

The spelling of 64791524342012 in words is "sixty-four trillion, seven hundred ninety-one billion, five hundred twenty-four million, three hundred forty-two thousand, twelve".