45431522554 has 128 divisors (see below), whose sum is σ = 83099520000. Its totient is φ = 18395112960.

The previous prime is 45431522527. The next prime is 45431522557. The reversal of 45431522554 is 45522513454.

It is a super-2 number, since 2×45431522554² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45431522557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 99412294 + ... + 99412750.

It is an arithmetic number, because the mean of its divisors is an integer number (649215000).

Almost surely, 2^45431522554 is an apocalyptic number.

45431522554 is a deficient number, since it is larger than the sum of its proper divisors (37667997446).

45431522554 is a wasteful number, since it uses less digits than its factorization.

45431522554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 716.

The product of its digits is 480000, while the sum is 40.

The spelling of 45431522554 in words is "forty-five billion, four hundred thirty-one million, five hundred twenty-two thousand, five hundred fifty-four".