26426354998 has 16 divisors (see below), whose sum is σ = 40516050960. Its totient is φ = 12923278816.

The previous prime is 26426354987. The next prime is 26426355013. The reversal of 26426354998 is 89945362462.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 545161 + ... + 591652.

It is an arithmetic number, because the mean of its divisors is an integer number (2532253185).

Almost surely, 2^26426354998 is an apocalyptic number.

26426354998 is a deficient number, since it is larger than the sum of its proper divisors (14089695962).

26426354998 is a wasteful number, since it uses less digits than its factorization.

26426354998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1137071.

The product of its digits is 22394880, while the sum is 58.

The spelling of 26426354998 in words is "twenty-six billion, four hundred twenty-six million, three hundred fifty-four thousand, nine hundred ninety-eight".