26311263008 has 12 divisors (see below), whose sum is σ = 51800299110. Its totient is φ = 13155631488.

The previous prime is 26311262987. The next prime is 26311263031. The reversal of 26311263008 is 80036211362.

It can be written as a sum of positive squares in only one way, i.e., 25847635984 + 463627024 = 160772^2 + 21532^2 .

It is a super-2 number, since 2×26311263008² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 822226969 = 26311263008 / (2 + 6 + 3 + 1 + 1 + 2 + 6 + 3 + 0 + 0 + 8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 411113453 + ... + 411113516.

Almost surely, 2^26311263008 is an apocalyptic number.

It is an amenable number.

26311263008 is a deficient number, since it is larger than the sum of its proper divisors (25489036102).

26311263008 is an equidigital number, since it uses as much as digits as its factorization.

26311263008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 822226979 (or 822226971 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 26311263008 in words is "twenty-six billion, three hundred eleven million, two hundred sixty-three thousand, eight".