29739168664 has 32 divisors (see below), whose sum is σ = 56223396000. Its totient is φ = 14746577920.

The previous prime is 29739168647. The next prime is 29739168677. The reversal of 29739168664 is 46686193792.

It is a congruent number.

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, 751944 + ... + 790504.

It is an arithmetic number, because the mean of its divisors is an integer number (1756981125).

Almost surely, 2^29739168664 is an apocalyptic number.

It is an amenable number.

29739168664 is a deficient number, since it is larger than the sum of its proper divisors (26484227336).

29739168664 is a wasteful number, since it uses less digits than its factorization.

29739168664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39363 (or 39359 counting only the distinct ones).

The product of its digits is 23514624, while the sum is 61.

The spelling of 29739168664 in words is "twenty-nine billion, seven hundred thirty-nine million, one hundred sixty-eight thousand, six hundred sixty-four".