57409766703261 has 24 divisors (see below), whose sum is σ = 94775475322944. Its totient is φ = 32804266642560.

The previous prime is 57409766703257. The next prime is 57409766703269. The reversal of 57409766703261 is 16230766790475.

It is a happy number.

57409766703261 is a `hidden beast` number, since 5 + 7 + 409 + 76 + 6 + 70 + 32 + 61 = 666.

It is not a de Polignac number, because 57409766703261 - 2² = 57409766703257 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57409766703269) by changing a digit.

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, 16668555 + ... + 19815656.

It is an arithmetic number, because the mean of its divisors is an integer number (3948978138456).

Almost surely, 2^{57409766703261} is an apocalyptic number.

It is an amenable number.

57409766703261 is a deficient number, since it is larger than the sum of its proper divisors (37365708619683).

57409766703261 is a wasteful number, since it uses less digits than its factorization.

57409766703261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36509201 (or 36509198 counting only the distinct ones).

The product of its (nonzero) digits is 80015040, while the sum is 63.

The spelling of 57409766703261 in words is "fifty-seven trillion, four hundred nine billion, seven hundred sixty-six million, seven hundred three thousand, two hundred sixty-one".