427563601824 has 24 divisors (see below), whose sum is σ = 1122354455040. Its totient is φ = 142521200576.

The previous prime is 427563601769. The next prime is 427563601847. The reversal of 427563601824 is 428106365724.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×427563601824² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2226893664 + ... + 2226893855.

It is an arithmetic number, because the mean of its divisors is an integer number (46764768960).

Almost surely, 2^427563601824 is an apocalyptic number.

It is an amenable number.

427563601824 is an abundant number, since it is smaller than the sum of its proper divisors (694790853216).

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

427563601824 is a wasteful number, since it uses less digits than its factorization.

427563601824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4453787532 (or 4453787524 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 48.

The spelling of 427563601824 in words is "four hundred twenty-seven billion, five hundred sixty-three million, six hundred one thousand, eight hundred twenty-four".