26747367493 has 32 divisors (see below), whose sum is σ = 34541280000. Its totient is φ = 20097745920.

The previous prime is 26747367487. The next prime is 26747367509. The reversal of 26747367493 is 39476374762.

It is not a de Polignac number, because 26747367493 - 2⁹ = 26747366981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26747367433) 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, 1843933 + ... + 1858381.

It is an arithmetic number, because the mean of its divisors is an integer number (1079415000).

Almost surely, 2^26747367493 is an apocalyptic number.

It is an amenable number.

26747367493 is a deficient number, since it is larger than the sum of its proper divisors (7793912507).

26747367493 is a wasteful number, since it uses less digits than its factorization.

26747367493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15325.

The product of its digits is 32006016, while the sum is 58.

The spelling of 26747367493 in words is "twenty-six billion, seven hundred forty-seven million, three hundred sixty-seven thousand, four hundred ninety-three".