26266139902 has 8 divisors (see below), whose sum is σ = 39486960000. Its totient is φ = 13103819904.

The previous prime is 26266139897. The next prime is 26266139917. The reversal of 26266139902 is 20993166262.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14623902 + ... + 14625697.

It is an arithmetic number, because the mean of its divisors is an integer number (4935870000).

Almost surely, 2^26266139902 is an apocalyptic number.

26266139902 is a deficient number, since it is larger than the sum of its proper divisors (13220820098).

26266139902 is a wasteful number, since it uses less digits than its factorization.

26266139902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29250050.

The product of its (nonzero) digits is 419904, while the sum is 46.

The spelling of 26266139902 in words is "twenty-six billion, two hundred sixty-six million, one hundred thirty-nine thousand, nine hundred two".