26532810490 has 24 divisors (see below), whose sum is σ = 50404996980. Its totient is φ = 10054537344.

The previous prime is 26532810481. The next prime is 26532810497. The reversal of 26532810490 is 9401823562.

It can be written as a sum of positive squares in 2 ways, for example, as 25055407521 + 1477402969 = 158289^2 + 38437^2 .

It is not an unprimeable number, because it can be changed into a prime (26532810497) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3671295 + ... + 3678514.

Almost surely, 2^26532810490 is an apocalyptic number.

26532810490 is a deficient number, since it is larger than the sum of its proper divisors (23872186490).

26532810490 is a wasteful number, since it uses less digits than its factorization.

26532810490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7349854 (or 7349835 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The spelling of 26532810490 in words is "twenty-six billion, five hundred thirty-two million, eight hundred ten thousand, four hundred ninety".