45515501247 has 16 divisors (see below), whose sum is σ = 64240007040. Its totient is φ = 28615998432.

The previous prime is 45515501237. The next prime is 45515501351. The reversal of 45515501247 is 74210551554.

It is not a de Polignac number, because 45515501247 - 2⁴ = 45515501231 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45515501237) 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, 6079593 + ... + 6087074.

It is an arithmetic number, because the mean of its divisors is an integer number (4015000440).

Almost surely, 2^45515501247 is an apocalyptic number.

45515501247 is a deficient number, since it is larger than the sum of its proper divisors (18724505793).

45515501247 is a wasteful number, since it uses less digits than its factorization.

45515501247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12166742.

The product of its (nonzero) digits is 140000, while the sum is 39.

The spelling of 45515501247 in words is "forty-five billion, five hundred fifteen million, five hundred one thousand, two hundred forty-seven".