11568476420820 has 192 divisors, whose sum is σ = 39265326938880. Its totient is φ = 2804292057600.

The previous prime is 11568476420797. The next prime is 11568476420833. The reversal of 11568476420820 is 2802467486511.

11568476420820 is a `hidden beast` number, since 1 + 1 + 56 + 8 + 476 + 42 + 0 + 82 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 102664110 + ... + 102776730.

It is an arithmetic number, because the mean of its divisors is an integer number (204506911140).

Almost surely, 2^{11568476420820} is an apocalyptic number.

11568476420820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11568476420820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19632663469440).

11568476420820 is an abundant number, since it is smaller than the sum of its proper divisors (27696850518060).

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

11568476420820 is a wasteful number, since it uses less digits than its factorization.

11568476420820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129943 (or 129935 counting only the distinct ones).

The product of its (nonzero) digits is 5160960, while the sum is 54.

The spelling of 11568476420820 in words is "eleven trillion, five hundred sixty-eight billion, four hundred seventy-six million, four hundred twenty thousand, eight hundred twenty".