26374208478 has 8 divisors (see below), whose sum is σ = 52748416968. Its totient is φ = 8791402824.

The previous prime is 26374208467. The next prime is 26374208521. The reversal of 26374208478 is 87480247362.

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

26374208478 is an admirable number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 26374208478.

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, 2197850701 + ... + 2197850712.

It is an arithmetic number, because the mean of its divisors is an integer number (6593552121).

Almost surely, 2^26374208478 is an apocalyptic number.

26374208478 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

26374208478 is a wasteful number, since it uses less digits than its factorization.

26374208478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4395701418.

The product of its (nonzero) digits is 3612672, while the sum is 51.

The spelling of 26374208478 in words is "twenty-six billion, three hundred seventy-four million, two hundred eight thousand, four hundred seventy-eight".