29714629640 has 32 divisors (see below), whose sum is σ = 69014626560. Its totient is φ = 11502436800.

The previous prime is 29714629573. The next prime is 29714629673. The reversal of 29714629640 is 4692641792.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11980466 + ... + 11982945.

It is an arithmetic number, because the mean of its divisors is an integer number (2156707080).

Almost surely, 2^29714629640 is an apocalyptic number.

29714629640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

29714629640 is an abundant number, since it is smaller than the sum of its proper divisors (39299996920).

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

29714629640 is a wasteful number, since it uses less digits than its factorization.

29714629640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23963453 (or 23963449 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 50.

The spelling of 29714629640 in words is "twenty-nine billion, seven hundred fourteen million, six hundred twenty-nine thousand, six hundred forty".