57501966628249 has 16 divisors (see below), whose sum is σ = 68506233473664. Its totient is φ = 47573773228800.

The previous prime is 57501966628243. The next prime is 57501966628273. The reversal of 57501966628249 is 94282666910575.

It is not a de Polignac number, because 57501966628249 - 2⁵ = 57501966628217 is a prime.

It is a super-2 number, since 2×57501966628249² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57501966628243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2831762064 + ... + 2831782369.

It is an arithmetic number, because the mean of its divisors is an integer number (4281639592104).

Almost surely, 2^{57501966628249} is an apocalyptic number.

It is an amenable number.

57501966628249 is a deficient number, since it is larger than the sum of its proper divisors (11004266845415).

57501966628249 is a wasteful number, since it uses less digits than its factorization.

57501966628249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5663544528.

The product of its (nonzero) digits is 391910400, while the sum is 70.

The spelling of 57501966628249 in words is "fifty-seven trillion, five hundred one billion, nine hundred sixty-six million, six hundred twenty-eight thousand, two hundred forty-nine".