26463969790 has 16 divisors (see below), whose sum is σ = 47673676512. Its totient is φ = 10577025504.

The previous prime is 26463969787. The next prime is 26463969793. The reversal of 26463969790 is 9796936462.

It is an interprime number because it is at equal distance from previous prime (26463969787) and next prime (26463969793).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26463969793) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1057314 + ... + 1082053.

It is an arithmetic number, because the mean of its divisors is an integer number (2979604782).

Almost surely, 2^26463969790 is an apocalyptic number.

26463969790 is a deficient number, since it is larger than the sum of its proper divisors (21209706722).

26463969790 is a wasteful number, since it uses less digits than its factorization.

26463969790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2140611.

The product of its (nonzero) digits is 26453952, while the sum is 61.

The spelling of 26463969790 in words is "twenty-six billion, four hundred sixty-three million, nine hundred sixty-nine thousand, seven hundred ninety".