26254621652 has 12 divisors (see below), whose sum is σ = 52509243360. Its totient is φ = 11251980696.

The previous prime is 26254621651. The next prime is 26254621681. The reversal of 26254621652 is 25612645262.

26254621652 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26254621651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 468832502 + ... + 468832557.

It is an arithmetic number, because the mean of its divisors is an integer number (4375770280).

Almost surely, 2^26254621652 is an apocalyptic number.

It is an amenable number.

26254621652 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

26254621652 is a wasteful number, since it uses less digits than its factorization.

26254621652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 937665070 (or 937665068 counting only the distinct ones).

The product of its digits is 345600, while the sum is 41.

The spelling of 26254621652 in words is "twenty-six billion, two hundred fifty-four million, six hundred twenty-one thousand, six hundred fifty-two".