29942859744 has 72 divisors (see below), whose sum is σ = 97314300720. Its totient is φ = 8555102208.

The previous prime is 29942859659. The next prime is 29942859757. The reversal of 29942859744 is 44795824992.

29942859744 is a `hidden beast` number, since 2 + 99 + 428 + 59 + 74 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7424289 + ... + 7428320.

It is an arithmetic number, because the mean of its divisors is an integer number (1351587510).

Almost surely, 2^29942859744 is an apocalyptic number.

29942859744 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

29942859744 is an abundant number, since it is smaller than the sum of its proper divisors (67371440976).

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

29942859744 is a wasteful number, since it uses less digits than its factorization.

29942859744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14852632 (or 14852621 counting only the distinct ones).

The product of its digits is 52254720, while the sum is 63.

The spelling of 29942859744 in words is "twenty-nine billion, nine hundred forty-two million, eight hundred fifty-nine thousand, seven hundred forty-four".