672432133340 has 96 divisors (see below), whose sum is σ = 1628959223808. Its totient is φ = 230861376000.

The previous prime is 672432133319. The next prime is 672432133343. The reversal of 672432133340 is 43331234276.

It is a junction number, because it is equal to n+sod(n) for n = 672432133294 and 672432133303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672432133343) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 922784 + ... + 1482023.

It is an arithmetic number, because the mean of its divisors is an integer number (16968325248).

Almost surely, 2^672432133340 is an apocalyptic number.

It is an amenable number.

672432133340 is an abundant number, since it is smaller than the sum of its proper divisors (956527090468).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

672432133340 is a wasteful number, since it uses less digits than its factorization.

672432133340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2404899 (or 2404897 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 38.

The spelling of 672432133340 in words is "six hundred seventy-two billion, four hundred thirty-two million, one hundred thirty-three thousand, three hundred forty".