210172140353 has 32 divisors (see below), whose sum is σ = 253062021120. Its totient is φ = 170759897280.

The previous prime is 210172140313. The next prime is 210172140379. The reversal of 210172140353 is 353041271012.

It is not a de Polignac number, because 210172140353 - 2³⁶ = 141452663617 is a prime.

It is a super-2 number, since 2×210172140353² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210172140313) 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, 3516800 + ... + 3576062.

It is an arithmetic number, because the mean of its divisors is an integer number (7908188160).

Almost surely, 2^210172140353 is an apocalyptic number.

It is an amenable number.

210172140353 is a deficient number, since it is larger than the sum of its proper divisors (42889880767).

210172140353 is a wasteful number, since it uses less digits than its factorization.

210172140353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59637.

The product of its (nonzero) digits is 5040, while the sum is 29.

The spelling of 210172140353 in words is "two hundred ten billion, one hundred seventy-two million, one hundred forty thousand, three hundred fifty-three".