2495612606640 has 120 divisors (see below), whose sum is σ = 7920500845680. Its totient is φ = 650019912192.

The previous prime is 2495612606629. The next prime is 2495612606647. The reversal of 2495612606640 is 466062165942.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (120).

It is not an unprimeable number, because it can be changed into a prime (2495612606647) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2368135 + ... + 3255654.

It is an arithmetic number, because the mean of its divisors is an integer number (66004173714).

Almost surely, 2^{2495612606640} is an apocalyptic number.

2495612606640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2495612606640 is an abundant number, since it is smaller than the sum of its proper divisors (5424888239040).

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

2495612606640 is a wasteful number, since it uses less digits than its factorization.

2495612606640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5623891 (or 5623842 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 51.

The spelling of 2495612606640 in words is "two trillion, four hundred ninety-five billion, six hundred twelve million, six hundred six thousand, six hundred forty".