36873637806 has 16 divisors (see below), whose sum is σ = 78085350864. Its totient is φ = 11568200064.

The previous prime is 36873637799. The next prime is 36873637807. The reversal of 36873637806 is 60873637863.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36873637807) 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, 180753025 + ... + 180753228.

It is an arithmetic number, because the mean of its divisors is an integer number (4880334429).

Almost surely, 2^36873637806 is an apocalyptic number.

36873637806 is an abundant number, since it is smaller than the sum of its proper divisors (41211713058).

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

36873637806 is a wasteful number, since it uses less digits than its factorization.

36873637806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361506275.

The product of its (nonzero) digits is 18289152, while the sum is 57.

Adding to 36873637806 its sum of digits (57), we get a palindrome (36873637863).

The spelling of 36873637806 in words is "thirty-six billion, eight hundred seventy-three million, six hundred thirty-seven thousand, eight hundred six".