29904481392 has 40 divisors (see below), whose sum is σ = 77262919440. Its totient is φ = 9966912000.

The previous prime is 29904481379. The next prime is 29904481427. The reversal of 29904481392 is 29318440992.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 398892 + ... + 467892.

It is an arithmetic number, because the mean of its divisors is an integer number (1931572986).

Almost surely, 2^29904481392 is an apocalyptic number.

It is an amenable number.

29904481392 is an abundant number, since it is smaller than the sum of its proper divisors (47358438048).

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

29904481392 is a wasteful number, since it uses less digits than its factorization.

29904481392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78041 (or 78035 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 51.

The spelling of 29904481392 in words is "twenty-nine billion, nine hundred four million, four hundred eighty-one thousand, three hundred ninety-two".