45521540415 has 48 divisors (see below), whose sum is σ = 85296923712. Its totient is φ = 22325317632.

The previous prime is 45521540401. The next prime is 45521540423. The reversal of 45521540415 is 51404512554.

45521540415 is a `hidden beast` number, since 4 + 55 + 21 + 540 + 41 + 5 = 666.

It is not a de Polignac number, because 45521540415 - 2²³ = 45513151807 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45521540415.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5919 + ... + 301791.

It is an arithmetic number, because the mean of its divisors is an integer number (1777019244).

Almost surely, 2^45521540415 is an apocalyptic number.

45521540415 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

45521540415 is a deficient number, since it is larger than the sum of its proper divisors (39775383297).

45521540415 is a wasteful number, since it uses less digits than its factorization.

45521540415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296160 (or 296157 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 36.

The spelling of 45521540415 in words is "forty-five billion, five hundred twenty-one million, five hundred forty thousand, four hundred fifteen".