2136013543620 has 72 divisors (see below), whose sum is σ = 7068263005440. Its totient is φ = 517821464640.

The previous prime is 2136013543589. The next prime is 2136013543663. The reversal of 2136013543620 is 263453106312.

2136013543620 is a `hidden beast` number, since 2 + 1 + 3 + 601 + 3 + 5 + 43 + 6 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 539395380 + ... + 539399339.

It is an arithmetic number, because the mean of its divisors is an integer number (98170319520).

Almost surely, 2^{2136013543620} is an apocalyptic number.

2136013543620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2136013543620 is an abundant number, since it is smaller than the sum of its proper divisors (4932249461820).

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

2136013543620 is a wasteful number, since it uses less digits than its factorization.

2136013543620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1078794745 (or 1078794740 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

Adding to 2136013543620 its reverse (263453106312), we get a palindrome (2399466649932).

The spelling of 2136013543620 in words is "two trillion, one hundred thirty-six billion, thirteen million, five hundred forty-three thousand, six hundred twenty".