260039277667 has 4 divisors (see below), whose sum is σ = 280042299040. Its totient is φ = 240036256296.

The previous prime is 260039277653. The next prime is 260039277671. The reversal of 260039277667 is 766772930062.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-260039277667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (260039277677) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10001510667 + ... + 10001510692.

It is an arithmetic number, because the mean of its divisors is an integer number (70010574760).

Almost surely, 2^260039277667 is an apocalyptic number.

260039277667 is a deficient number, since it is larger than the sum of its proper divisors (20003021373).

260039277667 is a wasteful number, since it uses less digits than its factorization.

260039277667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20003021372.

The product of its (nonzero) digits is 8001504, while the sum is 55.

The spelling of 260039277667 in words is "two hundred sixty billion, thirty-nine million, two hundred seventy-seven thousand, six hundred sixty-seven".