29973602812 has 12 divisors (see below), whose sum is σ = 52456241656. Its totient is φ = 14986105200.

The previous prime is 29973602809. The next prime is 29973602821. The reversal of 29973602812 is 21820637992.

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, 70314 + ... + 254737.

Almost surely, 2^29973602812 is an apocalyptic number.

It is an amenable number.

29973602812 is a deficient number, since it is larger than the sum of its proper divisors (22482638844).

29973602812 is a wasteful number, since it uses less digits than its factorization.

29973602812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348108 (or 348106 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 49.

The spelling of 29973602812 in words is "twenty-nine billion, nine hundred seventy-three million, six hundred two thousand, eight hundred twelve".