260511678 has 48 divisors (see below), whose sum is σ = 654725760. Its totient is φ = 73318608.

The previous prime is 260511659. The next prime is 260511683. The reversal of 260511678 is 876115062.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6988 + ... + 23871.

It is an arithmetic number, because the mean of its divisors is an integer number (13640120).

Almost surely, 2^260511678 is an apocalyptic number.

260511678 is an abundant number, since it is smaller than the sum of its proper divisors (394214082).

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

260511678 is a wasteful number, since it uses less digits than its factorization.

260511678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30941 (or 30938 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The square root of 260511678 is about 16140.3741592319. The cubic root of 260511678 is about 638.6688461714.

The spelling of 260511678 in words is "two hundred sixty million, five hundred eleven thousand, six hundred seventy-eight".