2576938491461 has 8 divisors (see below), whose sum is σ = 2637490705344. Its totient is φ = 2516414614560.

The previous prime is 2576938491383. The next prime is 2576938491481. The reversal of 2576938491461 is 1641948396752.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2576938491461 is a prime.

It is a super-2 number, since 2×2576938491461² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2576938491481) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 6900176 + ... + 7264041.

It is an arithmetic number, because the mean of its divisors is an integer number (329686338168).

Almost surely, 2^{2576938491461} is an apocalyptic number.

It is an amenable number.

2576938491461 is a deficient number, since it is larger than the sum of its proper divisors (60552213883).

2576938491461 is a wasteful number, since it uses less digits than its factorization.

2576938491461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14168491.

The product of its digits is 78382080, while the sum is 65.

The spelling of 2576938491461 in words is "two trillion, five hundred seventy-six billion, nine hundred thirty-eight million, four hundred ninety-one thousand, four hundred sixty-one".