26475977004 has 96 divisors (see below), whose sum is σ = 66082496256. Its totient is φ = 8221409280.

The previous prime is 26475976999. The next prime is 26475977027. The reversal of 26475977004 is 40077957462.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8305899 + ... + 8309085.

It is an arithmetic number, because the mean of its divisors is an integer number (688359336).

Almost surely, 2^26475977004 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26475977004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33041248128).

26475977004 is an abundant number, since it is smaller than the sum of its proper divisors (39606519252).

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

26475977004 is a wasteful number, since it uses less digits than its factorization.

26475977004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3615 (or 3613 counting only the distinct ones).

The product of its (nonzero) digits is 2963520, while the sum is 51.

The spelling of 26475977004 in words is "twenty-six billion, four hundred seventy-five million, nine hundred seventy-seven thousand, four".