70138832044 has 12 divisors (see below), whose sum is σ = 129203111800. Its totient is φ = 33223657248.

The previous prime is 70138832009. The next prime is 70138832081. The reversal of 70138832044 is 44023883107.

It is a junction number, because it is equal to n+sod(n) for n = 70138831988 and 70138832006.

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, 461439609 + ... + 461439760.

Almost surely, 2^70138832044 is an apocalyptic number.

It is an amenable number.

70138832044 is a deficient number, since it is larger than the sum of its proper divisors (59064279756).

70138832044 is a wasteful number, since it uses less digits than its factorization.

70138832044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 922879392 (or 922879390 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 40.

The spelling of 70138832044 in words is "seventy billion, one hundred thirty-eight million, eight hundred thirty-two thousand, forty-four".