26013254004 has 192 divisors, whose sum is σ = 72720748800. Its totient is φ = 8112545280.

The previous prime is 26013253999. The next prime is 26013254009. The reversal of 26013254004 is 40045231062.

26013254004 is a `hidden beast` number, since 2 + 601 + 3 + 2 + 54 + 0 + 0 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (26013253999) and next prime (26013254009).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26013254009) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 31378662 + ... + 31379490.

It is an arithmetic number, because the mean of its divisors is an integer number (378753900).

Almost surely, 2^26013254004 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 26013254004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36360374400).

26013254004 is an abundant number, since it is smaller than the sum of its proper divisors (46707494796).

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

26013254004 is a wasteful number, since it uses less digits than its factorization.

26013254004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1082 (or 1062 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 26013254004 its reverse (40045231062), we get a palindrome (66058485066).

The spelling of 26013254004 in words is "twenty-six billion, thirteen million, two hundred fifty-four thousand, four".