37081116533 has 4 divisors (see below), whose sum is σ = 39262358700. Its totient is φ = 34899874368.

The previous prime is 37081116529. The next prime is 37081116563. The reversal of 37081116533 is 33561118073.

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

It can be written as a sum of positive squares in 2 ways, for example, as 25741635364 + 11339481169 = 160442^2 + 106487^2 .

It is a cyclic number.

It is not a de Polignac number, because 37081116533 - 2² = 37081116529 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37081116503) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1090621058 + ... + 1090621091.

It is an arithmetic number, because the mean of its divisors is an integer number (9815589675).

Almost surely, 2^37081116533 is an apocalyptic number.

It is an amenable number.

37081116533 is a deficient number, since it is larger than the sum of its proper divisors (2181242167).

37081116533 is a wasteful number, since it uses less digits than its factorization.

37081116533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2181242166.

The product of its (nonzero) digits is 45360, while the sum is 38.

The spelling of 37081116533 in words is "thirty-seven billion, eighty-one million, one hundred sixteen thousand, five hundred thirty-three".