45631401615 has 48 divisors (see below), whose sum is σ = 85789712736. Its totient is φ = 22346496000.

The previous prime is 45631401583. The next prime is 45631401617. The reversal of 45631401615 is 51610413654.

45631401615 is a `hidden beast` number, since 4 + 5 + 6 + 31 + 4 + 0 + 1 + 615 = 666.

It is not a de Polignac number, because 45631401615 - 2⁵ = 45631401583 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45631401615.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45631401617) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 696061 + ... + 758790.

It is an arithmetic number, because the mean of its divisors is an integer number (1787285682).

Almost surely, 2^45631401615 is an apocalyptic number.

45631401615 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

45631401615 is a deficient number, since it is larger than the sum of its proper divisors (40158311121).

45631401615 is a wasteful number, since it uses less digits than its factorization.

45631401615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1454920 (or 1454917 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 45631401615 in words is "forty-five billion, six hundred thirty-one million, four hundred one thousand, six hundred fifteen".