26922639939 has 16 divisors (see below), whose sum is σ = 38666746272. Its totient is φ = 16564094208.

The previous prime is 26922639937. The next prime is 26922639941. The reversal of 26922639939 is 93993622962.

It is an interprime number because it is at equal distance from previous prime (26922639937) and next prime (26922639941).

It is not a de Polignac number, because 26922639939 - 2¹ = 26922639937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26922639937) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106407 + ... + 255279.

It is an arithmetic number, because the mean of its divisors is an integer number (2416671642).

Almost surely, 2^26922639939 is an apocalyptic number.

26922639939 is a deficient number, since it is larger than the sum of its proper divisors (11744106333).

26922639939 is a wasteful number, since it uses less digits than its factorization.

26922639939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153526.

The product of its digits is 17006112, while the sum is 60.

The spelling of 26922639939 in words is "twenty-six billion, nine hundred twenty-two million, six hundred thirty-nine thousand, nine hundred thirty-nine".