56453427177645 has 16 divisors (see below), whose sum is σ = 90325748018880. Its totient is φ = 30108406316544.

The previous prime is 56453427177619. The next prime is 56453427177671. The reversal of 56453427177645 is 54677172435465.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (56453427177619) and next prime (56453427177671).

It is not a de Polignac number, because 56453427177645 - 2³⁴ = 56436247308461 is a prime.

It is a super-3 number, since 3×56453427177645³ (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

It is a congruent 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, 43684 + ... + 10625853.

It is an arithmetic number, because the mean of its divisors is an integer number (5645359251180).

Almost surely, 2^{56453427177645} is an apocalyptic number.

It is an amenable number.

56453427177645 is a deficient number, since it is larger than the sum of its proper divisors (33872320841235).

56453427177645 is a wasteful number, since it uses less digits than its factorization.

56453427177645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11022284.

The product of its digits is 592704000, while the sum is 66.

The spelling of 56453427177645 in words is "fifty-six trillion, four hundred fifty-three billion, four hundred twenty-seven million, one hundred seventy-seven thousand, six hundred forty-five".