37982691211 has 4 divisors (see below), whose sum is σ = 39634112592. Its totient is φ = 36331269832.

The previous prime is 37982691199. The next prime is 37982691277. The reversal of 37982691211 is 11219628973.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 37982691211 - 2²³ = 37974302603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (37982691281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 825710656 + ... + 825710701.

It is an arithmetic number, because the mean of its divisors is an integer number (9908528148).

Almost surely, 2^37982691211 is an apocalyptic number.

37982691211 is a deficient number, since it is larger than the sum of its proper divisors (1651421381).

37982691211 is a wasteful number, since it uses less digits than its factorization.

37982691211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1651421380.

The product of its digits is 326592, while the sum is 49.

The spelling of 37982691211 in words is "thirty-seven billion, nine hundred eighty-two million, six hundred ninety-one thousand, two hundred eleven".