70664285492 has 48 divisors (see below), whose sum is σ = 134323660800. Its totient is φ = 32399980032.

The previous prime is 70664285443. The next prime is 70664285501. The reversal of 70664285492 is 29458246607.

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 15 ways as a sum of consecutive naturals, for example, 663134 + ... + 762282.

It is an arithmetic number, because the mean of its divisors is an integer number (2798409600).

Almost surely, 2^70664285492 is an apocalyptic number.

It is an amenable number.

70664285492 is a deficient number, since it is larger than the sum of its proper divisors (63659375308).

70664285492 is a wasteful number, since it uses less digits than its factorization.

70664285492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99440 (or 99438 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 53.

The spelling of 70664285492 in words is "seventy billion, six hundred sixty-four million, two hundred eighty-five thousand, four hundred ninety-two".