213195529800 has 144 divisors (see below), whose sum is σ = 781070968080. Its totient is φ = 51683760000.

The previous prime is 213195529751. The next prime is 213195529889. The reversal of 213195529800 is 8925591312.

213195529800 is a `hidden beast` number, since 2 + 1 + 3 + 1 + 9 + 552 + 98 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 5363926 + ... + 5403525.

It is an arithmetic number, because the mean of its divisors is an integer number (5424103945).

Almost surely, 2^213195529800 is an apocalyptic number.

213195529800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213195529800 is an abundant number, since it is smaller than the sum of its proper divisors (567875438280).

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

213195529800 is a wasteful number, since it uses less digits than its factorization.

213195529800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10767484 (or 10767472 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 45.

The spelling of 213195529800 in words is "two hundred thirteen billion, one hundred ninety-five million, five hundred twenty-nine thousand, eight hundred".