2136802437663 has 32 divisors (see below), whose sum is σ = 3022719897600. Its totient is φ = 1338047815680.

The previous prime is 2136802437661. The next prime is 2136802437673. The reversal of 2136802437663 is 3667342086312.

It is not a de Polignac number, because 2136802437663 - 2¹ = 2136802437661 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2136802437661) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 141212608 + ... + 141227738.

It is an arithmetic number, because the mean of its divisors is an integer number (94459996800).

Almost surely, 2^{2136802437663} is an apocalyptic number.

2136802437663 is a deficient number, since it is larger than the sum of its proper divisors (885917459937).

2136802437663 is a wasteful number, since it uses less digits than its factorization.

2136802437663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20527.

The product of its (nonzero) digits is 5225472, while the sum is 51.

The spelling of 2136802437663 in words is "two trillion, one hundred thirty-six billion, eight hundred two million, four hundred thirty-seven thousand, six hundred sixty-three".