2490246390761 has 16 divisors (see below), whose sum is σ = 2638844210304. Its totient is φ = 2345126281344.

The previous prime is 2490246390757. The next prime is 2490246390769. The reversal of 2490246390761 is 1670936420942.

It is a cyclic number.

It is not a de Polignac number, because 2490246390761 - 2² = 2490246390757 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2490246390769) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 396191 + ... + 2266596.

It is an arithmetic number, because the mean of its divisors is an integer number (164927763144).

Almost surely, 2^{2490246390761} is an apocalyptic number.

It is an amenable number.

2490246390761 is a deficient number, since it is larger than the sum of its proper divisors (148597819543).

2490246390761 is a wasteful number, since it uses less digits than its factorization.

2490246390761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2663440.

The product of its (nonzero) digits is 3919104, while the sum is 53.

The spelling of 2490246390761 in words is "two trillion, four hundred ninety billion, two hundred forty-six million, three hundred ninety thousand, seven hundred sixty-one".