260080156 has 24 divisors (see below), whose sum is σ = 520585856. Its totient is φ = 111371760.

The previous prime is 260080147. The next prime is 260080157. The reversal of 260080156 is 651080062.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260080157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39835 + ... + 45901.

Almost surely, 2^260080156 is an apocalyptic number.

It is an amenable number.

260080156 is an abundant number, since it is smaller than the sum of its proper divisors (260505700).

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

260080156 is a wasteful number, since it uses less digits than its factorization.

260080156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7609 (or 7607 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 260080156 is about 16127.0008371055. Note that the first 3 decimals coincide. The cubic root of 260080156 is about 638.3160123796.

The spelling of 260080156 in words is "two hundred sixty million, eighty thousand, one hundred fifty-six".