70000073672 has 32 divisors (see below), whose sum is σ = 138236673600. Its totient is φ = 33165405504.

The previous prime is 70000073669. The next prime is 70000073707. The reversal of 70000073672 is 27637000007.

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, 1758047 + ... + 1797422.

It is an arithmetic number, because the mean of its divisors is an integer number (4319896050).

Almost surely, 2^70000073672 is an apocalyptic number.

It is an amenable number.

70000073672 is a deficient number, since it is larger than the sum of its proper divisors (68236599928).

70000073672 is a wasteful number, since it uses less digits than its factorization.

70000073672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3555605 (or 3555601 counting only the distinct ones).

The product of its (nonzero) digits is 12348, while the sum is 32.

Adding to 70000073672 its reverse (27637000007), we get a palindrome (97637073679).

The spelling of 70000073672 in words is "seventy billion, seventy-three thousand, six hundred seventy-two".