2495685215772 has 72 divisors (see below), whose sum is σ = 7253989049216. Its totient is φ = 708678349344.

The previous prime is 2495685215761. The next prime is 2495685215813. The reversal of 2495685215772 is 2775125865942.

It is a happy number.

2495685215772 is a `hidden beast` number, since 2 + 4 + 9 + 5 + 6 + 8 + 52 + 1 + 577 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30337798 + ... + 30419949.

Almost surely, 2^{2495685215772} is an apocalyptic number.

It is an amenable number.

2495685215772 is an abundant number, since it is smaller than the sum of its proper divisors (4758303833444).

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

2495685215772 is a wasteful number, since it uses less digits than its factorization.

2495685215772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60757927 (or 60757922 counting only the distinct ones).

The product of its digits is 84672000, while the sum is 63.

The spelling of 2495685215772 in words is "two trillion, four hundred ninety-five billion, six hundred eighty-five million, two hundred fifteen thousand, seven hundred seventy-two".