2163612242636 has 12 divisors (see below), whose sum is σ = 4077576918912. Its totient is φ = 998590265808.

The previous prime is 2163612242593. The next prime is 2163612242651. The reversal of 2163612242636 is 6362422163612.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20803963820 + ... + 20803963923.

It is an arithmetic number, because the mean of its divisors is an integer number (339798076576).

Almost surely, 2^{2163612242636} is an apocalyptic number.

2163612242636 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2163612242636 is a deficient number, since it is larger than the sum of its proper divisors (1913964676276).

2163612242636 is a wasteful number, since it uses less digits than its factorization.

2163612242636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41607927760 (or 41607927758 counting only the distinct ones).

The product of its digits is 746496, while the sum is 44.

The spelling of 2163612242636 in words is "two trillion, one hundred sixty-three billion, six hundred twelve million, two hundred forty-two thousand, six hundred thirty-six".