26755317463 has 32 divisors (see below), whose sum is σ = 31801536000. Its totient is φ = 22493907072.

The previous prime is 26755317443. The next prime is 26755317469. The reversal of 26755317463 is 36471355762.

It is not a de Polignac number, because 26755317463 - 2²¹ = 26753220311 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26755317469) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11068431 + ... + 11070847.

It is an arithmetic number, because the mean of its divisors is an integer number (993798000).

Almost surely, 2^26755317463 is an apocalyptic number.

26755317463 is a deficient number, since it is larger than the sum of its proper divisors (5046218537).

26755317463 is an equidigital number, since it uses as much as digits as its factorization.

26755317463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3044 (or 3030 counting only the distinct ones).

The product of its digits is 3175200, while the sum is 49.

The spelling of 26755317463 in words is "twenty-six billion, seven hundred fifty-five million, three hundred seventeen thousand, four hundred sixty-three".