45946232290 has 160 divisors (see below), whose sum is σ = 99667915776. Its totient is φ = 15240395520.

The previous prime is 45946232281. The next prime is 45946232309. The reversal of 45946232290 is 9223264954.

It is a super-2 number, since 2×45946232290² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45946232290.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 197194014 + ... + 197194246.

Almost surely, 2^45946232290 is an apocalyptic number.

45946232290 is an abundant number, since it is smaller than the sum of its proper divisors (53721683486).

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

45946232290 is a wasteful number, since it uses less digits than its factorization.

45946232290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502 (or 481 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 46.

The spelling of 45946232290 in words is "forty-five billion, nine hundred forty-six million, two hundred thirty-two thousand, two hundred ninety".