26493593716 has 6 divisors (see below), whose sum is σ = 46363789010. Its totient is φ = 13246796856.

The previous prime is 26493593689. The next prime is 26493593779. The reversal of 26493593716 is 61739539462.

It can be written as a sum of positive squares in only one way, i.e., 26380256400 + 113337316 = 162420^2 + 10646^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3311699211 + ... + 3311699218.

Almost surely, 2^26493593716 is an apocalyptic number.

It is an amenable number.

26493593716 is a deficient number, since it is larger than the sum of its proper divisors (19870195294).

26493593716 is a wasteful number, since it uses less digits than its factorization.

26493593716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6623398433 (or 6623398431 counting only the distinct ones).

The product of its digits is 7348320, while the sum is 55.

The spelling of 26493593716 in words is "twenty-six billion, four hundred ninety-three million, five hundred ninety-three thousand, seven hundred sixteen".