260515178252 has 12 divisors (see below), whose sum is σ = 521030356560. Its totient is φ = 111649362096.

The previous prime is 260515178227. The next prime is 260515178303. The reversal of 260515178252 is 252871515062.

260515178252 is an admirable number.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4652056727 + ... + 4652056782.

It is an arithmetic number, because the mean of its divisors is an integer number (43419196380).

Almost surely, 2^260515178252 is an apocalyptic number.

It is an amenable number.

260515178252 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

260515178252 is a wasteful number, since it uses less digits than its factorization.

260515178252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9304113520 (or 9304113518 counting only the distinct ones).

The product of its (nonzero) digits is 336000, while the sum is 44.

The spelling of 260515178252 in words is "two hundred sixty billion, five hundred fifteen million, one hundred seventy-eight thousand, two hundred fifty-two".