26696964464 has 40 divisors (see below), whose sum is σ = 52648058880. Its totient is φ = 13111761600.

The previous prime is 26696964443. The next prime is 26696964479. The reversal of 26696964464 is 46446969662.

It is a junction number, because it is equal to n+sod(n) for n = 26696964397 and 26696964406.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 264497 + ... + 351215.

It is an arithmetic number, because the mean of its divisors is an integer number (1316201472).

Almost surely, 2^26696964464 is an apocalyptic number.

It is an amenable number.

26696964464 is a deficient number, since it is larger than the sum of its proper divisors (25951094416).

26696964464 is a wasteful number, since it uses less digits than its factorization.

26696964464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87069 (or 87063 counting only the distinct ones).

The product of its digits is 80621568, while the sum is 62.

The spelling of 26696964464 in words is "twenty-six billion, six hundred ninety-six million, nine hundred sixty-four thousand, four hundred sixty-four".