45240440079 has 16 divisors (see below), whose sum is σ = 60539169152. Its totient is φ = 30051075168.

The previous prime is 45240440041. The next prime is 45240440117. The reversal of 45240440079 is 97004404254.

It is an interprime number because it is at equal distance from previous prime (45240440041) and next prime (45240440117).

It is not a de Polignac number, because 45240440079 - 2¹² = 45240435983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45240440879) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3099252 + ... + 3113814.

It is an arithmetic number, because the mean of its divisors is an integer number (3783698072).

Almost surely, 2^45240440079 is an apocalyptic number.

45240440079 is a deficient number, since it is larger than the sum of its proper divisors (15298729073).

45240440079 is a wasteful number, since it uses less digits than its factorization.

45240440079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18246.

The product of its (nonzero) digits is 161280, while the sum is 39.

The spelling of 45240440079 in words is "forty-five billion, two hundred forty million, four hundred forty thousand, seventy-nine".