2615055650172 has 72 divisors (see below), whose sum is σ = 7554785638400. Its totient is φ = 747140912928.

The previous prime is 2615055650149. The next prime is 2615055650267. The reversal of 2615055650172 is 2710565505162.

2615055650172 is a `hidden beast` number, since 2 + 6 + 15 + 0 + 5 + 565 + 0 + 1 + 72 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13349229 + ... + 13543707.

Almost surely, 2^{2615055650172} is an apocalyptic number.

It is an amenable number.

2615055650172 is an abundant number, since it is smaller than the sum of its proper divisors (4939729988228).

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

2615055650172 is a wasteful number, since it uses less digits than its factorization.

2615055650172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247855 (or 247850 counting only the distinct ones).

The product of its (nonzero) digits is 630000, while the sum is 45.

The spelling of 2615055650172 in words is "two trillion, six hundred fifteen billion, fifty-five million, six hundred fifty thousand, one hundred seventy-two".