26401504623055 has 8 divisors (see below), whose sum is σ = 31894435116000. Its totient is φ = 20979450652896.

The previous prime is 26401504623023. The next prime is 26401504623071. The reversal of 26401504623055 is 55032640510462.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 26401504623055 - 2⁵ = 26401504623023 is a prime.

It is a super-2 number, since 2×26401504623055² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17719129875 + ... + 17719131364.

It is an arithmetic number, because the mean of its divisors is an integer number (3986804389500).

Almost surely, 2^{26401504623055} is an apocalyptic number.

26401504623055 is a deficient number, since it is larger than the sum of its proper divisors (5492930492945).

26401504623055 is a wasteful number, since it uses less digits than its factorization.

26401504623055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35438261393.

The product of its (nonzero) digits is 864000, while the sum is 43.

The spelling of 26401504623055 in words is "twenty-six trillion, four hundred one billion, five hundred four million, six hundred twenty-three thousand, fifty-five".