64458162712 has 16 divisors (see below), whose sum is σ = 122840352000. Its totient is φ = 31700735520.

The previous prime is 64458162709. The next prime is 64458162721. The reversal of 64458162712 is 21726185446.

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, 66042712 + ... + 66043687.

It is an arithmetic number, because the mean of its divisors is an integer number (7677522000).

Almost surely, 2^64458162712 is an apocalyptic number.

It is an amenable number.

64458162712 is a deficient number, since it is larger than the sum of its proper divisors (58382189288).

64458162712 is a wasteful number, since it uses less digits than its factorization.

64458162712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132086466 (or 132086462 counting only the distinct ones).

The product of its digits is 645120, while the sum is 46.

The spelling of 64458162712 in words is "sixty-four billion, four hundred fifty-eight million, one hundred sixty-two thousand, seven hundred twelve".