201672033872 has 20 divisors (see below), whose sum is σ = 413724246516. Its totient is φ = 94904486400.

The previous prime is 201672033863. The next prime is 201672033883. The reversal of 201672033872 is 278330276102.

It can be written as a sum of positive squares in 2 ways, for example, as 80988053056 + 120683980816 = 284584^2 + 347396^2 .

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 370720379 + ... + 370720922.

Almost surely, 2^201672033872 is an apocalyptic number.

It is an amenable number.

201672033872 is an abundant number, since it is smaller than the sum of its proper divisors (212052212644).

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

201672033872 is a wasteful number, since it uses less digits than its factorization.

201672033872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741441326 (or 741441320 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 41.

The spelling of 201672033872 in words is "two hundred one billion, six hundred seventy-two million, thirty-three thousand, eight hundred seventy-two".