260158728055 has 4 divisors (see below), whose sum is σ = 312190473672. Its totient is φ = 208126982440.

The previous prime is 260158728043. The next prime is 260158728061. The reversal of 260158728055 is 550827851062.

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

It is not a de Polignac number, because 260158728055 - 2²³ = 260150339447 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 26015872801 + ... + 26015872810.

It is an arithmetic number, because the mean of its divisors is an integer number (78047618418).

Almost surely, 2^260158728055 is an apocalyptic number.

260158728055 is a deficient number, since it is larger than the sum of its proper divisors (52031745617).

260158728055 is an equidigital number, since it uses as much as digits as its factorization.

260158728055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52031745616.

The product of its (nonzero) digits is 1344000, while the sum is 49.

The spelling of 260158728055 in words is "two hundred sixty billion, one hundred fifty-eight million, seven hundred twenty-eight thousand, fifty-five".