53765720641677 has 32 divisors (see below), whose sum is σ = 82521797207040. Its totient is φ = 30818325422720.

The previous prime is 53765720641627. The next prime is 53765720641733. The reversal of 53765720641677 is 77614602756735.

It is not a de Polignac number, because 53765720641677 - 2¹¹ = 53765720639629 is a prime.

It is a super-2 number, since 2×53765720641677² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53765720641627) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 397896363 + ... + 398031464.

It is an arithmetic number, because the mean of its divisors is an integer number (2578806162720).

Almost surely, 2^{53765720641677} is an apocalyptic number.

It is an amenable number.

53765720641677 is a deficient number, since it is larger than the sum of its proper divisors (28756076565363).

53765720641677 is a wasteful number, since it uses less digits than its factorization.

53765720641677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 795927953.

The product of its (nonzero) digits is 311169600, while the sum is 66.

The spelling of 53765720641677 in words is "fifty-three trillion, seven hundred sixty-five billion, seven hundred twenty million, six hundred forty-one thousand, six hundred seventy-seven".