29846907972 has 48 divisors (see below), whose sum is σ = 88435285120. Its totient is φ = 8527687776.

The previous prime is 29846907917. The next prime is 29846907989. The reversal of 29846907972 is 27970964892.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19739263 + ... + 19740774.

Almost surely, 2^29846907972 is an apocalyptic number.

It is an amenable number.

29846907972 is an abundant number, since it is smaller than the sum of its proper divisors (58588377148).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

29846907972 is a wasteful number, since it uses less digits than its factorization.

29846907972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39480057 (or 39480049 counting only the distinct ones).

The product of its (nonzero) digits is 27433728, while the sum is 63.

The spelling of 29846907972 in words is "twenty-nine billion, eight hundred forty-six million, nine hundred seven thousand, nine hundred seventy-two".