36644146543 has 8 divisors (see below), whose sum is σ = 37724364720. Its totient is φ = 35568656640.

The previous prime is 36644146537. The next prime is 36644146559. The reversal of 36644146543 is 34564144663.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36644146543 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 36644146493 and 36644146502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36644146943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1166338 + ... + 1197343.

It is an arithmetic number, because the mean of its divisors is an integer number (4715545590).

Almost surely, 2^36644146543 is an apocalyptic number.

36644146543 is a deficient number, since it is larger than the sum of its proper divisors (1080218177).

36644146543 is a wasteful number, since it uses less digits than its factorization.

36644146543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2364137.

The product of its digits is 2488320, while the sum is 46.

The spelling of 36644146543 in words is "thirty-six billion, six hundred forty-four million, one hundred forty-six thousand, five hundred forty-three".