29927990516 has 12 divisors (see below), whose sum is σ = 52383143232. Its totient is φ = 14961378168.

The previous prime is 29927990509. The next prime is 29927990537. The reversal of 29927990516 is 61509972992.

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, 628430 + ... + 674373.

It is an arithmetic number, because the mean of its divisors is an integer number (4365261936).

Almost surely, 2^29927990516 is an apocalyptic number.

It is an amenable number.

29927990516 is a deficient number, since it is larger than the sum of its proper divisors (22455152716).

29927990516 is a wasteful number, since it uses less digits than its factorization.

29927990516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1308550 (or 1308548 counting only the distinct ones).

The product of its (nonzero) digits is 5511240, while the sum is 59.

The spelling of 29927990516 in words is "twenty-nine billion, nine hundred twenty-seven million, nine hundred ninety thousand, five hundred sixteen".