210057445712 has 80 divisors (see below), whose sum is σ = 437102987904. Its totient is φ = 97443840000.

The previous prime is 210057445709. The next prime is 210057445721. The reversal of 210057445712 is 217544750012.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5360912 + ... + 5399952.

Almost surely, 2^210057445712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 210057445712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (218551493952).

210057445712 is an abundant number, since it is smaller than the sum of its proper divisors (227045542192).

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

210057445712 is a wasteful number, since it uses less digits than its factorization.

210057445712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39348 (or 39342 counting only the distinct ones).

The product of its (nonzero) digits is 78400, while the sum is 38.

The spelling of 210057445712 in words is "two hundred ten billion, fifty-seven million, four hundred forty-five thousand, seven hundred twelve".