26212218542 has 8 divisors (see below), whose sum is σ = 39568763496. Its totient is φ = 13022630712.

The previous prime is 26212218503. The next prime is 26212218583. The reversal of 26212218542 is 24581221262.

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, 41738888 + ... + 41739515.

It is an arithmetic number, because the mean of its divisors is an integer number (4946095437).

Almost surely, 2^26212218542 is an apocalyptic number.

26212218542 is a deficient number, since it is larger than the sum of its proper divisors (13356544954).

26212218542 is a wasteful number, since it uses less digits than its factorization.

26212218542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83478562.

The product of its digits is 30720, while the sum is 35.

The spelling of 26212218542 in words is "twenty-six billion, two hundred twelve million, two hundred eighteen thousand, five hundred forty-two".