26551145023 has 24 divisors (see below), whose sum is σ = 29576957760. Its totient is φ = 23809443840.

The previous prime is 26551145017. The next prime is 26551145041. The reversal of 26551145023 is 32054115562.

It is a de Polignac number, because none of the positive numbers 2^k-26551145023 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 26551145023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26551145063) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1648015 + ... + 1664047.

It is an arithmetic number, because the mean of its divisors is an integer number (1232373240).

Almost surely, 2^26551145023 is an apocalyptic number.

26551145023 is a deficient number, since it is larger than the sum of its proper divisors (3025812737).

26551145023 is a wasteful number, since it uses less digits than its factorization.

26551145023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16339 (or 16326 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 34.

The spelling of 26551145023 in words is "twenty-six billion, five hundred fifty-one million, one hundred forty-five thousand, twenty-three".