26794270478 has 16 divisors (see below), whose sum is σ = 42444568320. Its totient is φ = 12650675256.

The previous prime is 26794270471. The next prime is 26794270487. The reversal of 26794270478 is 87407249762.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26794270471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1136726 + ... + 1160057.

It is an arithmetic number, because the mean of its divisors is an integer number (2652785520).

Almost surely, 2^26794270478 is an apocalyptic number.

26794270478 is a deficient number, since it is larger than the sum of its proper divisors (15650297842).

26794270478 is a wasteful number, since it uses less digits than its factorization.

26794270478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2297111.

The product of its (nonzero) digits is 9483264, while the sum is 56.

The spelling of 26794270478 in words is "twenty-six billion, seven hundred ninety-four million, two hundred seventy thousand, four hundred seventy-eight".