36143261646 has 32 divisors (see below), whose sum is σ = 75841622016. Its totient is φ = 11467980000.

The previous prime is 36143261617. The next prime is 36143261683. The reversal of 36143261646 is 64616234163.

It is a super-2 number, since 2×36143261646² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 36143261598 and 36143261607.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1581430 + ... + 1604121.

It is an arithmetic number, because the mean of its divisors is an integer number (2370050688).

Almost surely, 2^36143261646 is an apocalyptic number.

36143261646 is an abundant number, since it is smaller than the sum of its proper divisors (39698360370).

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

36143261646 is a wasteful number, since it uses less digits than its factorization.

36143261646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3185648.

The product of its digits is 373248, while the sum is 42.

The spelling of 36143261646 in words is "thirty-six billion, one hundred forty-three million, two hundred sixty-one thousand, six hundred forty-six".