290249979112 has 32 divisors (see below), whose sum is σ = 565021486080. Its totient is φ = 139631705280.

The previous prime is 290249979083. The next prime is 290249979139. The reversal of 290249979112 is 211979942092.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3339648 + ... + 3425455.

It is an arithmetic number, because the mean of its divisors is an integer number (17656921440).

Almost surely, 2^290249979112 is an apocalyptic number.

It is an amenable number.

290249979112 is a deficient number, since it is larger than the sum of its proper divisors (274771506968).

290249979112 is a wasteful number, since it uses less digits than its factorization.

290249979112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6765313 (or 6765309 counting only the distinct ones).

The product of its (nonzero) digits is 1469664, while the sum is 55.

The spelling of 290249979112 in words is "two hundred ninety billion, two hundred forty-nine million, nine hundred seventy-nine thousand, one hundred twelve".