415660537242 has 48 divisors (see below), whose sum is σ = 909462147048. Its totient is φ = 137192186880.

The previous prime is 415660537231. The next prime is 415660537261. The reversal of 415660537242 is 242735066514.

415660537242 is a `hidden beast` number, since 4 + 1 + 5 + 6 + 605 + 37 + 2 + 4 + 2 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 251521307361 + 164139229881 = 501519^2 + 405141^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1976638 + ... + 2176790.

Almost surely, 2^415660537242 is an apocalyptic number.

415660537242 is an abundant number, since it is smaller than the sum of its proper divisors (493801609806).

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

415660537242 is a wasteful number, since it uses less digits than its factorization.

415660537242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201295 (or 201292 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 45.

The spelling of 415660537242 in words is "four hundred fifteen billion, six hundred sixty million, five hundred thirty-seven thousand, two hundred forty-two".