26252261654 has 4 divisors (see below), whose sum is σ = 39378392484. Its totient is φ = 13126130826.

The previous prime is 26252261603. The next prime is 26252261689. The reversal of 26252261654 is 45616225262.

It is a semiprime because it is the product of two primes.

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, 6563065412 + ... + 6563065415.

It is an arithmetic number, because the mean of its divisors is an integer number (9844598121).

Almost surely, 2^26252261654 is an apocalyptic number.

26252261654 is a deficient number, since it is larger than the sum of its proper divisors (13126130830).

26252261654 is a wasteful number, since it uses less digits than its factorization.

26252261654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13126130829.

The product of its digits is 345600, while the sum is 41.

The spelling of 26252261654 in words is "twenty-six billion, two hundred fifty-two million, two hundred sixty-one thousand, six hundred fifty-four".