210099434376 has 32 divisors (see below), whose sum is σ = 565652324160. Its totient is φ = 64645979712.

The previous prime is 210099434371. The next prime is 210099434387. The reversal of 210099434376 is 673434990012.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (210099434371) 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, 336697500 + ... + 336698123.

It is an arithmetic number, because the mean of its divisors is an integer number (17676635130).

Almost surely, 2^210099434376 is an apocalyptic number.

210099434376 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

210099434376 is an abundant number, since it is smaller than the sum of its proper divisors (355552889784).

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

210099434376 is a wasteful number, since it uses less digits than its factorization.

210099434376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673395645 (or 673395641 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 48.

The spelling of 210099434376 in words is "two hundred ten billion, ninety-nine million, four hundred thirty-four thousand, three hundred seventy-six".