26430690653051 has 32 divisors (see below), whose sum is σ = 29388205117440. Its totient is φ = 23665229692416.

The previous prime is 26430690653047. The next prime is 26430690653057. The reversal of 26430690653051 is 15035609603462.

It is not a de Polignac number, because 26430690653051 - 2² = 26430690653047 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26430690653057) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2536130 + ... + 7700216.

It is an arithmetic number, because the mean of its divisors is an integer number (918381409920).

Almost surely, 2^{26430690653051} is an apocalyptic number.

26430690653051 is a deficient number, since it is larger than the sum of its proper divisors (2957514464389).

26430690653051 is a wasteful number, since it uses less digits than its factorization.

26430690653051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5164323.

The product of its (nonzero) digits is 3499200, while the sum is 50.

The spelling of 26430690653051 in words is "twenty-six trillion, four hundred thirty billion, six hundred ninety million, six hundred fifty-three thousand, fifty-one".