26465792464 has 10 divisors (see below), whose sum is σ = 51277472930. Its totient is φ = 13232896224.

The previous prime is 26465792461. The next prime is 26465792477. The reversal of 26465792464 is 46429756462.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 13295934864 + 13169857600 = 115308^2 + 114760^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26465792461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 827055999 + ... + 827056030.

It is an arithmetic number, because the mean of its divisors is an integer number (5127747293).

Almost surely, 2^26465792464 is an apocalyptic number.

It is an amenable number.

26465792464 is a deficient number, since it is larger than the sum of its proper divisors (24811680466).

26465792464 is a wasteful number, since it uses less digits than its factorization.

26465792464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1654112037 (or 1654112031 counting only the distinct ones).

The product of its digits is 17418240, while the sum is 55.

The spelling of 26465792464 in words is "twenty-six billion, four hundred sixty-five million, seven hundred ninety-two thousand, four hundred sixty-four".