45140305544550 has 72 divisors (see below), whose sum is σ = 123087058106376. Its totient is φ = 11857751896320.

The previous prime is 45140305544549. The next prime is 45140305544567. The reversal of 45140305544550 is 5544550304154.

45140305544550 is a `hidden beast` number, since 4 + 5 + 1 + 4 + 0 + 3 + 0 + 55 + 44 + 550 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 45140305544496 and 45140305544505.

It is a congruent number.

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 748565299 + ... + 748625598.

Almost surely, 2^{45140305544550} is an apocalyptic number.

45140305544550 is an abundant number, since it is smaller than the sum of its proper divisors (77946752561826).

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

45140305544550 is a wasteful number, since it uses less digits than its factorization.

45140305544550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1497190982 (or 1497190974 counting only the distinct ones).

The product of its (nonzero) digits is 2400000, while the sum is 45.

The spelling of 45140305544550 in words is "forty-five trillion, one hundred forty billion, three hundred five million, five hundred forty-four thousand, five hundred fifty".