672005023874 has 4 divisors (see below), whose sum is σ = 1008007535814. Its totient is φ = 336002511936.

The previous prime is 672005023799. The next prime is 672005023901. The reversal of 672005023874 is 478320500276.

672005023874 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 643455852649 + 28549171225 = 802157^2 + 168965^2 .

It is a super-2 number, since 2×672005023874² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168001255967 + ... + 168001255970.

Almost surely, 2^672005023874 is an apocalyptic number.

672005023874 is a deficient number, since it is larger than the sum of its proper divisors (336002511940).

672005023874 is a wasteful number, since it uses less digits than its factorization.

672005023874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336002511939.

The product of its (nonzero) digits is 564480, while the sum is 44.

The spelling of 672005023874 in words is "six hundred seventy-two billion, five million, twenty-three thousand, eight hundred seventy-four".