655445401434 has 24 divisors (see below), whose sum is σ = 1420294141812. Its totient is φ = 218456809920.

The previous prime is 655445401393. The next prime is 655445401447. The reversal of 655445401434 is 434104544556.

655445401434 is a `hidden beast` number, since 6 + 5 + 54 + 454 + 0 + 143 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 454026654225 + 201418747209 = 673815^2 + 448797^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 655445401434.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1920469 + ... + 2235864.

Almost surely, 2^655445401434 is an apocalyptic number.

655445401434 is an abundant number, since it is smaller than the sum of its proper divisors (764848740378).

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

655445401434 is a wasteful number, since it uses less digits than its factorization.

655445401434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4165102 (or 4165099 counting only the distinct ones).

The product of its (nonzero) digits is 2304000, while the sum is 45.

The spelling of 655445401434 in words is "six hundred fifty-five billion, four hundred forty-five million, four hundred one thousand, four hundred thirty-four".