26074493677 has 4 divisors (see below), whose sum is σ = 26074816960. Its totient is φ = 26074170396.

The previous prime is 26074493647. The next prime is 26074493693. The reversal of 26074493677 is 77639447062.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26074493677 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 (26074493647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69868 + ... + 238810.

It is an arithmetic number, because the mean of its divisors is an integer number (6518704240).

Almost surely, 2^26074493677 is an apocalyptic number.

It is an amenable number.

26074493677 is a deficient number, since it is larger than the sum of its proper divisors (323283).

26074493677 is a wasteful number, since it uses less digits than its factorization.

26074493677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323282.

The product of its (nonzero) digits is 10668672, while the sum is 55.

The spelling of 26074493677 in words is "twenty-six billion, seventy-four million, four hundred ninety-three thousand, six hundred seventy-seven".