36038969831 has 4 divisors (see below), whose sum is σ = 36042332112. Its totient is φ = 36035607552.

The previous prime is 36038969819. The next prime is 36038969843. The reversal of 36038969831 is 13896983063.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (36038969819) and next prime (36038969843).

It is a cyclic number.

It is not a de Polignac number, because 36038969831 - 2¹⁸ = 36038707687 is a prime.

It is a super-2 number, since 2×36038969831² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36038969861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1665011 + ... + 1686516.

It is an arithmetic number, because the mean of its divisors is an integer number (9010583028).

Almost surely, 2^36038969831 is an apocalyptic number.

36038969831 is a deficient number, since it is larger than the sum of its proper divisors (3362281).

36038969831 is a wasteful number, since it uses less digits than its factorization.

36038969831 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3362280.

The product of its (nonzero) digits is 5038848, while the sum is 56.

The spelling of 36038969831 in words is "thirty-six billion, thirty-eight million, nine hundred sixty-nine thousand, eight hundred thirty-one".