428757113263941 has 96 divisors (see below), whose sum is σ = 777297710592000. Its totient is φ = 221246271037440.

The previous prime is 428757113263909. The next prime is 428757113263949. The reversal of 428757113263941 is 149362311757824.

It is a happy number.

428757113263941 is a `hidden beast` number, since 4 + 2 + 8 + 7 + 571 + 1 + 3 + 26 + 39 + 4 + 1 = 666.

It is not a de Polignac number, because 428757113263941 - 2⁵ = 428757113263909 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 (428757113263949) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 60585360 + ... + 67291158.

It is an arithmetic number, because the mean of its divisors is an integer number (8096851152000).

Almost surely, 2^{428757113263941} is an apocalyptic number.

It is an amenable number.

428757113263941 is a deficient number, since it is larger than the sum of its proper divisors (348540597328059).

428757113263941 is a wasteful number, since it uses less digits than its factorization.

428757113263941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6706439 (or 6706436 counting only the distinct ones).

The product of its digits is 60963840, while the sum is 63.

The spelling of 428757113263941 in words is "four hundred twenty-eight trillion, seven hundred fifty-seven billion, one hundred thirteen million, two hundred sixty-three thousand, nine hundred forty-one".