29290334120 has 32 divisors (see below), whose sum is σ = 65911383720. Its totient is φ = 11714688000.

The previous prime is 29290334111. The next prime is 29290334137. The reversal of 29290334120 is 2143309292.

It can be written as a sum of positive squares in 4 ways, for example, as 22887453796 + 6402880324 = 151286^2 + 80018^2 .

It is a super-2 number, since 2×29290334120² (a number of 22 digits) contains 22 as substring.

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, 319364 + ... + 400716.

Almost surely, 2^29290334120 is an apocalyptic number.

29290334120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

29290334120 is an abundant number, since it is smaller than the sum of its proper divisors (36621049600).

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

29290334120 is a wasteful number, since it uses less digits than its factorization.

29290334120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90365 (or 90361 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 35.

The spelling of 29290334120 in words is "twenty-nine billion, two hundred ninety million, three hundred thirty-four thousand, one hundred twenty".