57641366762540 has 48 divisors (see below), whose sum is σ = 137792484668160. Its totient is φ = 20049171046080.

The previous prime is 57641366762537. The next prime is 57641366762557. The reversal of 57641366762540 is 4526766314675.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5695782170 + ... + 5695792289.

It is an arithmetic number, because the mean of its divisors is an integer number (2870676763920).

Almost surely, 2^{57641366762540} is an apocalyptic number.

It is an amenable number.

57641366762540 is an abundant number, since it is smaller than the sum of its proper divisors (80151117905620).

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

57641366762540 is a wasteful number, since it uses less digits than its factorization.

57641366762540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11391574502 (or 11391574500 counting only the distinct ones).

The product of its (nonzero) digits is 152409600, while the sum is 62.

The spelling of 57641366762540 in words is "fifty-seven trillion, six hundred forty-one billion, three hundred sixty-six million, seven hundred sixty-two thousand, five hundred forty".