26306020642 has 8 divisors (see below), whose sum is σ = 43046215632. Its totient is φ = 11957282100.

The previous prime is 26306020639. The next prime is 26306020661. The reversal of 26306020642 is 24602060362.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 597864084 + ... + 597864127.

It is an arithmetic number, because the mean of its divisors is an integer number (5380776954).

Almost surely, 2^26306020642 is an apocalyptic number.

26306020642 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

26306020642 is a deficient number, since it is larger than the sum of its proper divisors (16740194990).

26306020642 is a wasteful number, since it uses less digits than its factorization.

26306020642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1195728224.

The product of its (nonzero) digits is 20736, while the sum is 31.

The spelling of 26306020642 in words is "twenty-six billion, three hundred six million, twenty thousand, six hundred forty-two".