45553405040 has 160 divisors (see below), whose sum is σ = 125152364736. Its totient is φ = 15201607680.

The previous prime is 45553405039. The next prime is 45553405069. The reversal of 45553405040 is 4050435554.

It is a super-2 number, since 2×45553405040² (a number of 22 digits) contains 22 as substring.

It is a congruent 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 in 31 ways as a sum of consecutive naturals, for example, 1967612 + ... + 1990628.

Almost surely, 2^45553405040 is an apocalyptic number.

45553405040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45553405040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62576182368).

45553405040 is an abundant number, since it is smaller than the sum of its proper divisors (79598959696).

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

45553405040 is a wasteful number, since it uses less digits than its factorization.

45553405040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23227 (or 23221 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 35.

The spelling of 45553405040 in words is "forty-five billion, five hundred fifty-three million, four hundred five thousand, forty".