427554814907 has 24 divisors (see below), whose sum is σ = 472428378576. Its totient is φ = 386644104000.

The previous prime is 427554814823. The next prime is 427554814957. The reversal of 427554814907 is 709418455724.

It is not a de Polignac number, because 427554814907 - 2¹⁶ = 427554749371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (427554814957) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 74471057 + ... + 74476797.

It is an arithmetic number, because the mean of its divisors is an integer number (19684515774).

Almost surely, 2^427554814907 is an apocalyptic number.

427554814907 is a deficient number, since it is larger than the sum of its proper divisors (44873563669).

427554814907 is a wasteful number, since it uses less digits than its factorization.

427554814907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8891 (or 8880 counting only the distinct ones).

The product of its (nonzero) digits is 11289600, while the sum is 56.

The spelling of 427554814907 in words is "four hundred twenty-seven billion, five hundred fifty-four million, eight hundred fourteen thousand, nine hundred seven".