45144231550 has 96 divisors (see below), whose sum is σ = 94019232384. Its totient is φ = 15985200000.

The previous prime is 45144231541. The next prime is 45144231607. The reversal of 45144231550 is 5513244154.

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 47 ways as a sum of consecutive naturals, for example, 8203800 + ... + 8209300.

It is an arithmetic number, because the mean of its divisors is an integer number (979367004).

Almost surely, 2^45144231550 is an apocalyptic number.

45144231550 is an abundant number, since it is smaller than the sum of its proper divisors (48875000834).

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

45144231550 is a wasteful number, since it uses less digits than its factorization.

45144231550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5914 (or 5909 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 34.

The spelling of 45144231550 in words is "forty-five billion, one hundred forty-four million, two hundred thirty-one thousand, five hundred fifty".