26410642258 has 128 divisors (see below), whose sum is σ = 55333393920. Its totient is φ = 9119416320.

The previous prime is 26410642243. The next prime is 26410642277. The reversal of 26410642258 is 85224601462.

It is a self number, because there is not a number n which added to its sum of digits gives 26410642258.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11204016 + ... + 11206372.

It is an arithmetic number, because the mean of its divisors is an integer number (432292140).

Almost surely, 2^26410642258 is an apocalyptic number.

26410642258 is an abundant number, since it is smaller than the sum of its proper divisors (28922751662).

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

26410642258 is a wasteful number, since it uses less digits than its factorization.

26410642258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2612.

The product of its (nonzero) digits is 184320, while the sum is 40.

The spelling of 26410642258 in words is "twenty-six billion, four hundred ten million, six hundred forty-two thousand, two hundred fifty-eight".