26497961044 has 12 divisors (see below), whose sum is σ = 47131619668. Its totient is φ = 13031784000.

The previous prime is 26497961023. The next prime is 26497961071. The reversal of 26497961044 is 44016979462.

It can be written as a sum of positive squares in 2 ways, for example, as 3409158544 + 23088802500 = 58388^2 + 151950^2 .

It is a junction number, because it is equal to n+sod(n) for n = 26497960982 and 26497961000.

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 3 ways as a sum of consecutive naturals, for example, 54298857 + ... + 54299344.

Almost surely, 2^26497961044 is an apocalyptic number.

It is an amenable number.

26497961044 is a deficient number, since it is larger than the sum of its proper divisors (20633658624).

26497961044 is a wasteful number, since it uses less digits than its factorization.

26497961044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108598266 (or 108598264 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 52.

The spelling of 26497961044 in words is "twenty-six billion, four hundred ninety-seven million, nine hundred sixty-one thousand, forty-four".