672426036939 has 4 divisors (see below), whose sum is σ = 896568049256. Its totient is φ = 448284024624.

The previous prime is 672426036929. The next prime is 672426036941. The reversal of 672426036939 is 939630624276.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 672426036939 - 2⁴ = 672426036923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (672426036929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112071006154 + ... + 112071006159.

It is an arithmetic number, because the mean of its divisors is an integer number (224142012314).

Almost surely, 2^672426036939 is an apocalyptic number.

672426036939 is a deficient number, since it is larger than the sum of its proper divisors (224142012317).

672426036939 is a wasteful number, since it uses less digits than its factorization.

672426036939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224142012316.

The product of its (nonzero) digits is 17635968, while the sum is 57.

The spelling of 672426036939 in words is "six hundred seventy-two billion, four hundred twenty-six million, thirty-six thousand, nine hundred thirty-nine".