210772207452 has 24 divisors (see below), whose sum is σ = 492911991936. Its totient is φ = 70098806128.

The previous prime is 210772207447. The next prime is 210772207453. The reversal of 210772207452 is 254702277012.

It is a self number, because there is not a number n which added to its sum of digits gives 210772207452.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210772207453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19819008 + ... + 19829639.

It is an arithmetic number, because the mean of its divisors is an integer number (20537999664).

Almost surely, 2^210772207452 is an apocalyptic number.

It is an amenable number.

210772207452 is an abundant number, since it is smaller than the sum of its proper divisors (282139784484).

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

210772207452 is a wasteful number, since it uses less digits than its factorization.

210772207452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39649097 (or 39649095 counting only the distinct ones).

The product of its (nonzero) digits is 109760, while the sum is 39.

The spelling of 210772207452 in words is "two hundred ten billion, seven hundred seventy-two million, two hundred seven thousand, four hundred fifty-two".