36213072388 has 12 divisors (see below), whose sum is σ = 64918556892. Its totient is φ = 17664913280.

The previous prime is 36213072353. The next prime is 36213072431. The reversal of 36213072388 is 88327031263.

It can be written as a sum of positive squares in 2 ways, for example, as 8842017024 + 27371055364 = 94032^2 + 165442^2 .

It is a super-2 number, since 2×36213072388² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110405545 + ... + 110405872.

It is an arithmetic number, because the mean of its divisors is an integer number (5409879741).

Almost surely, 2^36213072388 is an apocalyptic number.

It is an amenable number.

36213072388 is a deficient number, since it is larger than the sum of its proper divisors (28705484504).

36213072388 is a wasteful number, since it uses less digits than its factorization.

36213072388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220811462 (or 220811460 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 43.

The spelling of 36213072388 in words is "thirty-six billion, two hundred thirteen million, seventy-two thousand, three hundred eighty-eight".