29757292144 has 20 divisors (see below), whose sum is σ = 58075595424. Its totient is φ = 14770041728.

The previous prime is 29757292141. The next prime is 29757292151. The reversal of 29757292144 is 44129275792.

It is a junction number, because it is equal to n+sod(n) for n = 29757292091 and 29757292100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29757292141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6785512 + ... + 6789895.

Almost surely, 2^29757292144 is an apocalyptic number.

It is an amenable number.

29757292144 is a deficient number, since it is larger than the sum of its proper divisors (28318303280).

29757292144 is a wasteful number, since it uses less digits than its factorization.

29757292144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13575552 (or 13575546 counting only the distinct ones).

The product of its digits is 2540160, while the sum is 52.

The spelling of 29757292144 in words is "twenty-nine billion, seven hundred fifty-seven million, two hundred ninety-two thousand, one hundred forty-four".