264128518346 has 16 divisors (see below), whose sum is σ = 493954632000. Its totient is φ = 102907214880.

The previous prime is 264128518337. The next prime is 264128518363. The reversal of 264128518346 is 643815821462.

It is a junction number, because it is equal to n+sod(n) for n = 264128518294 and 264128518303.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 857559971 + ... + 857560278.

It is an arithmetic number, because the mean of its divisors is an integer number (30872164500).

Almost surely, 2^264128518346 is an apocalyptic number.

264128518346 is a deficient number, since it is larger than the sum of its proper divisors (229826113654).

264128518346 is a wasteful number, since it uses less digits than its factorization.

264128518346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1715120269.

The product of its digits is 2211840, while the sum is 50.

The spelling of 264128518346 in words is "two hundred sixty-four billion, one hundred twenty-eight million, five hundred eighteen thousand, three hundred forty-six".