654120622365345 has 64 divisors (see below), whose sum is σ = 1173680213587200. Its totient is φ = 345625311467520.

The previous prime is 654120622365319. The next prime is 654120622365361. The reversal of 654120622365345 is 543563226021456.

654120622365345 is a `hidden beast` number, since 6 + 5 + 4 + 1 + 2 + 0 + 62 + 236 + 5 + 345 = 666.

It is not a de Polignac number, because 654120622365345 - 2²⁹ = 654120085494433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 654120622365291 and 654120622365300.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 130130289 + ... + 135063441.

It is an arithmetic number, because the mean of its divisors is an integer number (18338753337300).

Almost surely, 2^{654120622365345} is an apocalyptic number.

It is an amenable number.

654120622365345 is a deficient number, since it is larger than the sum of its proper divisors (519559591221855).

654120622365345 is a wasteful number, since it uses less digits than its factorization.

654120622365345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4942287 (or 4942281 counting only the distinct ones).

The product of its (nonzero) digits is 31104000, while the sum is 54.

The spelling of 654120622365345 in words is "six hundred fifty-four trillion, one hundred twenty billion, six hundred twenty-two million, three hundred sixty-five thousand, three hundred forty-five".