36001891946 has 16 divisors (see below), whose sum is σ = 54749931264. Its totient is φ = 17751981024.

The previous prime is 36001891931. The next prime is 36001891987. The reversal of 36001891946 is 64919810063.

It is a super-2 number, since 2×36001891946² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 36001891946.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1656965 + ... + 1678551.

It is an arithmetic number, because the mean of its divisors is an integer number (3421870704).

Almost surely, 2^36001891946 is an apocalyptic number.

36001891946 is a deficient number, since it is larger than the sum of its proper divisors (18748039318).

36001891946 is a wasteful number, since it uses less digits than its factorization.

36001891946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33085.

The product of its (nonzero) digits is 279936, while the sum is 47.

The spelling of 36001891946 in words is "thirty-six billion, one million, eight hundred ninety-one thousand, nine hundred forty-six".