45242515040 has 96 divisors (see below), whose sum is σ = 108511443936. Its totient is φ = 17822453760.

The previous prime is 45242515013. The next prime is 45242515061. The reversal of 45242515040 is 4051524254.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 45242514988 and 45242515006.

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 15 ways as a sum of consecutive naturals, for example, 9026135 + ... + 9031145.

It is an arithmetic number, because the mean of its divisors is an integer number (1130327541).

Almost surely, 2^45242515040 is an apocalyptic number.

45242515040 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 45242515040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54255721968).

45242515040 is an abundant number, since it is smaller than the sum of its proper divisors (63268928896).

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

45242515040 is a wasteful number, since it uses less digits than its factorization.

45242515040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5872 (or 5864 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 32.

The spelling of 45242515040 in words is "forty-five billion, two hundred forty-two million, five hundred fifteen thousand, forty".