253452064392 has 60 divisors (see below), whose sum is σ = 709936355205. Its totient is φ = 84479749632.

The previous prime is 253452064387. The next prime is 253452064423. The reversal of 253452064392 is 293460254352.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

253452064392 is a `hidden beast` number, since 2 + 5 + 3 + 4 + 5 + 206 + 439 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 253163947716 + 288116676 = 503154^2 + 16974^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=355986.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 12805608 + ... + 12825384.

Almost surely, 2^253452064392 is an apocalyptic number.

It is an amenable number.

253452064392 is an abundant number, since it is smaller than the sum of its proper divisors (456484290813).

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

253452064392 is an frugal number, since it uses more digits than its factorization.

253452064392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39572 (or 19782 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 45.

The spelling of 253452064392 in words is "two hundred fifty-three billion, four hundred fifty-two million, sixty-four thousand, three hundred ninety-two".