260667053040 has 80 divisors (see below), whose sum is σ = 815218992288. Its totient is φ = 68896063488.

The previous prime is 260667053021. The next prime is 260667053099. The reversal of 260667053040 is 40350766062.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 260667053040.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4778689 + ... + 4832928.

Almost surely, 2^260667053040 is an apocalyptic number.

260667053040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

260667053040 is an abundant number, since it is smaller than the sum of its proper divisors (554551939248).

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

260667053040 is a wasteful number, since it uses less digits than its factorization.

260667053040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9611746 (or 9611740 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 39.

The spelling of 260667053040 in words is "two hundred sixty billion, six hundred sixty-seven million, fifty-three thousand, forty".