2133667163225 has 12 divisors (see below), whose sum is σ = 2849266304556. Its totient is φ = 1575631135680.

The previous prime is 2133667163189. The next prime is 2133667163267. The reversal of 2133667163225 is 5223617663312.

It can be written as a sum of positive squares in 6 ways, for example, as 235259921296 + 1898407241929 = 485036^2 + 1377827^2 .

It is a de Polignac number, because none of the positive numbers 2^k-2133667163225 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2133667163225.

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, 3282564542 + ... + 3282565191.

It is an arithmetic number, because the mean of its divisors is an integer number (237438858713).

Almost surely, 2^{2133667163225} is an apocalyptic number.

2133667163225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2133667163225 is a deficient number, since it is larger than the sum of its proper divisors (715599141331).

2133667163225 is a wasteful number, since it uses less digits than its factorization.

2133667163225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6565129756 (or 6565129751 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 47.

The spelling of 2133667163225 in words is "two trillion, one hundred thirty-three billion, six hundred sixty-seven million, one hundred sixty-three thousand, two hundred twenty-five".