45990889298 has 4 divisors (see below), whose sum is σ = 68986333950. Its totient is φ = 22995444648.

The previous prime is 45990889289. The next prime is 45990889313. The reversal of 45990889298 is 89298809954.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 37703153929 + 8287735369 = 194173^2 + 91037^2 .

It is a Curzon 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 as a sum of consecutive naturals, namely, 11497722323 + ... + 11497722326.

Almost surely, 2^45990889298 is an apocalyptic number.

45990889298 is a deficient number, since it is larger than the sum of its proper divisors (22995444652).

45990889298 is a wasteful number, since it uses less digits than its factorization.

45990889298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22995444651.

The product of its (nonzero) digits is 134369280, while the sum is 71.

The spelling of 45990889298 in words is "forty-five billion, nine hundred ninety million, eight hundred eighty-nine thousand, two hundred ninety-eight".