53415505242 has 112 divisors (see below), whose sum is σ = 131194731168. Its totient is φ = 16168753440.

The previous prime is 53415505237. The next prime is 53415505267. The reversal of 53415505242 is 24250551435.

53415505242 is a `hidden beast` number, since 53 + 4 + 1 + 550 + 52 + 4 + 2 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 53415505197 and 53415505206.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 27632508 + ... + 27634440.

Almost surely, 2^53415505242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53415505242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65597365584).

53415505242 is an abundant number, since it is smaller than the sum of its proper divisors (77779225926).

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

53415505242 is a wasteful number, since it uses less digits than its factorization.

53415505242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3687 (or 3672 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

The spelling of 53415505242 in words is "fifty-three billion, four hundred fifteen million, five hundred five thousand, two hundred forty-two".