70387269632 has 32 divisors (see below), whose sum is σ = 140772456750. Its totient is φ = 35193618432.

The previous prime is 70387269613. The next prime is 70387269649. The reversal of 70387269632 is 23696278307.

It can be written as a sum of positive squares in only one way, i.e., 65732755456 + 4654514176 = 256384^2 + 68224^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1041257 + ... + 1106792.

Almost surely, 2^70387269632 is an apocalyptic number.

It is an amenable number.

70387269632 is a deficient number, since it is larger than the sum of its proper divisors (70385187118).

70387269632 is an frugal number, since it uses more digits than its factorization.

70387269632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2148079 (or 2148051 counting only the distinct ones).

The product of its (nonzero) digits is 4572288, while the sum is 53.

The spelling of 70387269632 in words is "seventy billion, three hundred eighty-seven million, two hundred sixty-nine thousand, six hundred thirty-two".