11572572850020 has 384 divisors, whose sum is σ = 46644291993600. Its totient is φ = 2313175739904.

The previous prime is 11572572849991. The next prime is 11572572850087. The reversal of 11572572850020 is 2005827527511.

11572572850020 is a `hidden beast` number, since 1 + 1 + 5 + 7 + 2 + 572 + 8 + 50 + 0 + 20 = 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 127 ways as a sum of consecutive naturals, for example, 5263764 + ... + 7131083.

It is an arithmetic number, because the mean of its divisors is an integer number (121469510400).

Almost surely, 2^{11572572850020} is an apocalyptic number.

11572572850020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11572572850020 is an abundant number, since it is smaller than the sum of its proper divisors (35071719143580).

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

11572572850020 is a wasteful number, since it uses less digits than its factorization.

11572572850020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12394904 (or 12394896 counting only the distinct ones).

The product of its (nonzero) digits is 392000, while the sum is 45.

The spelling of 11572572850020 in words is "eleven trillion, five hundred seventy-two billion, five hundred seventy-two million, eight hundred fifty thousand, twenty".