2100874795572 has 96 divisors (see below), whose sum is σ = 5913792864000. Its totient is φ = 579551634816.

The previous prime is 2100874795567. The next prime is 2100874795589. The reversal of 2100874795572 is 2755974780012.

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 31 ways as a sum of consecutive naturals, for example, 8680923 + ... + 8919650.

It is an arithmetic number, because the mean of its divisors is an integer number (61602009000).

Almost surely, 2^{2100874795572} is an apocalyptic number.

It is an amenable number.

2100874795572 is an abundant number, since it is smaller than the sum of its proper divisors (3812918068428).

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

2100874795572 is a wasteful number, since it uses less digits than its factorization.

2100874795572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17600630 (or 17600614 counting only the distinct ones).

The product of its (nonzero) digits is 9878400, while the sum is 57.

The spelling of 2100874795572 in words is "two trillion, one hundred billion, eight hundred seventy-four million, seven hundred ninety-five thousand, five hundred seventy-two".