45522455490 has 64 divisors (see below), whose sum is σ = 127782345600. Its totient is φ = 11500408512.

The previous prime is 45522455467. The next prime is 45522455491. The reversal of 45522455490 is 9455422554.

45522455490 is a `hidden beast` number, since 4 + 5 + 5 + 2 + 2 + 4 + 554 + 90 = 666.

It is a super-2 number, since 2×45522455490² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (45522455491) 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 31 ways as a sum of consecutive naturals, for example, 4431757 + ... + 4442016.

It is an arithmetic number, because the mean of its divisors is an integer number (1996599150).

Almost surely, 2^45522455490 is an apocalyptic number.

45522455490 is an abundant number, since it is smaller than the sum of its proper divisors (82259890110).

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

45522455490 is a wasteful number, since it uses less digits than its factorization.

45522455490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8873808 (or 8873802 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 45.

The spelling of 45522455490 in words is "forty-five billion, five hundred twenty-two million, four hundred fifty-five thousand, four hundred ninety".