29990051008 has 56 divisors (see below), whose sum is σ = 59996600352. Its totient is φ = 14873217024.

The previous prime is 29990050933. The next prime is 29990051011. The reversal of 29990051008 is 80015009992.

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, 5056941 + ... + 5062867.

Almost surely, 2^29990051008 is an apocalyptic number.

It is an amenable number.

29990051008 is an abundant number, since it is smaller than the sum of its proper divisors (30006549344).

29990051008 is a wasteful number, since it uses less digits than its factorization.

29990051008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6569 (or 6559 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 43.

The spelling of 29990051008 in words is "twenty-nine billion, nine hundred ninety million, fifty-one thousand, eight".