26255748944 has 10 divisors (see below), whose sum is σ = 50870513610. Its totient is φ = 13127874464.

The previous prime is 26255748943. The next prime is 26255748973. The reversal of 26255748944 is 44984755262.

It can be written as a sum of positive squares in only one way, i.e., 17321718544 + 8934030400 = 131612^2 + 94520^2 .

It is a super-2 number, since 2×26255748944² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 26255748944.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26255748943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 820492139 + ... + 820492170.

It is an arithmetic number, because the mean of its divisors is an integer number (5087051361).

Almost surely, 2^26255748944 is an apocalyptic number.

It is an amenable number.

26255748944 is a deficient number, since it is larger than the sum of its proper divisors (24614764666).

26255748944 is a wasteful number, since it uses less digits than its factorization.

26255748944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1640984317 (or 1640984311 counting only the distinct ones).

The product of its digits is 19353600, while the sum is 56.

The spelling of 26255748944 in words is "twenty-six billion, two hundred fifty-five million, seven hundred forty-eight thousand, nine hundred forty-four".