45140205450 has 24 divisors (see below), whose sum is σ = 111947709888. Its totient is φ = 12037388080.

The previous prime is 45140205449. The next prime is 45140205479. The reversal of 45140205450 is 5450204154.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 150467202 + ... + 150467501.

It is an arithmetic number, because the mean of its divisors is an integer number (4664487912).

Almost surely, 2^45140205450 is an apocalyptic number.

45140205450 is an abundant number, since it is smaller than the sum of its proper divisors (66807504438).

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

45140205450 is a wasteful number, since it uses less digits than its factorization.

45140205450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300934718 (or 300934713 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 30.

The spelling of 45140205450 in words is "forty-five billion, one hundred forty million, two hundred five thousand, four hundred fifty".