290449118552 has 16 divisors (see below), whose sum is σ = 557257030440. Its totient is φ = 141847243776.

The previous prime is 290449118543. The next prime is 290449118567. The reversal of 290449118552 is 255811944092.

It is a self number, because there is not a number n which added to its sum of digits gives 290449118552.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 422164073 + ... + 422164760.

Almost surely, 2^290449118552 is an apocalyptic number.

It is an amenable number.

290449118552 is a deficient number, since it is larger than the sum of its proper divisors (266807911888).

290449118552 is a wasteful number, since it uses less digits than its factorization.

290449118552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844328882 (or 844328878 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 50.

The spelling of 290449118552 in words is "two hundred ninety billion, four hundred forty-nine million, one hundred eighteen thousand, five hundred fifty-two".