427383544780 has 24 divisors (see below), whose sum is σ = 897911097552. Its totient is φ = 170876150592.

The previous prime is 427383544747. The next prime is 427383544793. The reversal of 427383544780 is 87445383724.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4783842 + ... + 4872361.

It is an arithmetic number, because the mean of its divisors is an integer number (37412962398).

Almost surely, 2^427383544780 is an apocalyptic number.

It is an amenable number.

427383544780 is an abundant number, since it is smaller than the sum of its proper divisors (470527552772).

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

427383544780 is a wasteful number, since it uses less digits than its factorization.

427383544780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9658425 (or 9658423 counting only the distinct ones).

The product of its (nonzero) digits is 18063360, while the sum is 55.

The spelling of 427383544780 in words is "four hundred twenty-seven billion, three hundred eighty-three million, five hundred forty-four thousand, seven hundred eighty".