654433040334456 has 64 divisors (see below), whose sum is σ = 1817872490803200. Its totient is φ = 218143994660064.

The previous prime is 654433040334439. The next prime is 654433040334503.

654433040334456 is a `hidden beast` number, since 6 + 54 + 43 + 30 + 40 + 3 + 34 + 456 = 666.

654433040334456 is nontrivially palindromic in base 10.

654433040334456 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 155132745 + ... + 159295431.

It is an arithmetic number, because the mean of its divisors is an integer number (28404257668800).

Almost surely, 2^{654433040334456} is an apocalyptic number.

It is an amenable number.

654433040334456 is an abundant number, since it is smaller than the sum of its proper divisors (1163439450468744).

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

654433040334456 is a wasteful number, since it uses less digits than its factorization.

654433040334456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4890545 (or 4890535 counting only the distinct ones).

The product of its (nonzero) digits is 74649600, while the sum is 54.

The spelling of 654433040334456 in words is "six hundred fifty-four trillion, four hundred thirty-three billion, forty million, three hundred thirty-four thousand, four hundred fifty-six".