427740354577116 has 120 divisors (see below), whose sum is σ = 1278632231686656. Its totient is φ = 122145361097760.

The previous prime is 427740354577093. The next prime is 427740354577171. The reversal of 427740354577116 is 611775453047724.

427740354577116 is a `hidden beast` number, since 4 + 2 + 7 + 7 + 4 + 0 + 3 + 54 + 577 + 1 + 1 + 6 = 666.

It is a super-2 number, since 2×427740354577116² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 46866240 + ... + 55244231.

Almost surely, 2^{427740354577116} is an apocalyptic number.

It is an amenable number.

427740354577116 is an abundant number, since it is smaller than the sum of its proper divisors (850891877109540).

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

427740354577116 is a wasteful number, since it uses less digits than its factorization.

427740354577116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102112341 (or 102112330 counting only the distinct ones).

The product of its (nonzero) digits is 138297600, while the sum is 63.

The spelling of 427740354577116 in words is "four hundred twenty-seven trillion, seven hundred forty billion, three hundred fifty-four million, five hundred seventy-seven thousand, one hundred sixteen".