654336311427 has 80 divisors (see below), whose sum is σ = 1037406684160. Its totient is φ = 409867034688.

The previous prime is 654336311383. The next prime is 654336311479. The reversal of 654336311427 is 724113633456.

654336311427 is a `hidden beast` number, since 6 + 5 + 4 + 3 + 3 + 631 + 1 + 4 + 2 + 7 = 666.

It is not a de Polignac number, because 654336311427 - 2¹⁰ = 654336310403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (654336311627) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 95062128 + ... + 95069010.

It is an arithmetic number, because the mean of its divisors is an integer number (12967583552).

Almost surely, 2^654336311427 is an apocalyptic number.

654336311427 is a deficient number, since it is larger than the sum of its proper divisors (383070372733).

654336311427 is a wasteful number, since it uses less digits than its factorization.

654336311427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7414 (or 7405 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 45.

The spelling of 654336311427 in words is "six hundred fifty-four billion, three hundred thirty-six million, three hundred eleven thousand, four hundred twenty-seven".