26248253244 has 12 divisors (see below), whose sum is σ = 61245924264. Its totient is φ = 8749417744.

The previous prime is 26248253201. The next prime is 26248253263. The reversal of 26248253244 is 44235284262.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×26248253244² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 26248253196 and 26248253205.

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, 1093677207 + ... + 1093677230.

It is an arithmetic number, because the mean of its divisors is an integer number (5103827022).

Almost surely, 2^26248253244 is an apocalyptic number.

It is an amenable number.

26248253244 is an abundant number, since it is smaller than the sum of its proper divisors (34997671020).

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

26248253244 is a wasteful number, since it uses less digits than its factorization.

26248253244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2187354444 (or 2187354442 counting only the distinct ones).

The product of its digits is 737280, while the sum is 42.

The spelling of 26248253244 in words is "twenty-six billion, two hundred forty-eight million, two hundred fifty-three thousand, two hundred forty-four".