290492283945 has 16 divisors (see below), whose sum is σ = 464967101952. Its totient is φ = 154869402240.

The previous prime is 290492283943. The next prime is 290492283967. The reversal of 290492283945 is 549382294092.

It is not a de Polignac number, because 290492283945 - 2¹ = 290492283943 is a prime.

It is not an unprimeable number, because it can be changed into a prime (290492283943) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 3698332 + ... + 3776061.

It is an arithmetic number, because the mean of its divisors is an integer number (29060443872).

Almost surely, 2^290492283945 is an apocalyptic number.

It is an amenable number.

290492283945 is a deficient number, since it is larger than the sum of its proper divisors (174474818007).

290492283945 is a wasteful number, since it uses less digits than its factorization.

290492283945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7476992.

The product of its (nonzero) digits is 11197440, while the sum is 57.

The spelling of 290492283945 in words is "two hundred ninety billion, four hundred ninety-two million, two hundred eighty-three thousand, nine hundred forty-five".