210499392132 has 144 divisors (see below), whose sum is σ = 583958688768. Its totient is φ = 63724826880.

The previous prime is 210499392067. The next prime is 210499392133. The reversal of 210499392132 is 231293994012.

It is a happy number.

210499392132 is a `hidden beast` number, since 21 + 0 + 499 + 3 + 9 + 2 + 132 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (210499392133) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1283038 + ... + 1437770.

It is an arithmetic number, because the mean of its divisors is an integer number (4055268672).

Almost surely, 2^210499392132 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 210499392132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (291979344384).

210499392132 is an abundant number, since it is smaller than the sum of its proper divisors (373459296636).

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

210499392132 is a wasteful number, since it uses less digits than its factorization.

210499392132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154850 (or 154845 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 45.

The spelling of 210499392132 in words is "two hundred ten billion, four hundred ninety-nine million, three hundred ninety-two thousand, one hundred thirty-two".