26672042427 has 8 divisors (see below), whose sum is σ = 35572409616. Its totient is φ = 17776518432.

The previous prime is 26672042413. The next prime is 26672042459. The reversal of 26672042427 is 72424027662.

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

It is not a de Polignac number, because 26672042427 - 2⁸ = 26672042171 is a prime.

It is a super-2 number, since 2×26672042427² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (26672042027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1197928 + ... + 1219989.

It is an arithmetic number, because the mean of its divisors is an integer number (4446551202).

Almost surely, 2^26672042427 is an apocalyptic number.

26672042427 is a deficient number, since it is larger than the sum of its proper divisors (8900367189).

26672042427 is a wasteful number, since it uses less digits than its factorization.

26672042427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2421597.

The product of its (nonzero) digits is 451584, while the sum is 42.

The spelling of 26672042427 in words is "twenty-six billion, six hundred seventy-two million, forty-two thousand, four hundred twenty-seven".