427527268372864 has 128 divisors (see below), whose sum is σ = 976941676719360. Its totient is φ = 184462477056000.

The previous prime is 427527268372849. The next prime is 427527268372909. The reversal of 427527268372864 is 468273862725724.

It is a tau number, because it is divible by the number of its divisors (128).

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, 46146267 + ... + 54630874.

It is an arithmetic number, because the mean of its divisors is an integer number (7632356849370).

Almost surely, 2^{427527268372864} is an apocalyptic number.

427527268372864 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

427527268372864 is an abundant number, since it is smaller than the sum of its proper divisors (549414408346496).

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

427527268372864 is a wasteful number, since it uses less digits than its factorization.

427527268372864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100777320 (or 100777308 counting only the distinct ones).

The product of its digits is 3034644480, while the sum is 73.

The spelling of 427527268372864 in words is "four hundred twenty-seven trillion, five hundred twenty-seven billion, two hundred sixty-eight million, three hundred seventy-two thousand, eight hundred sixty-four".