37991202111011 has 16 divisors (see below), whose sum is σ = 38472382603200. Its totient is φ = 37512195517440.

The previous prime is 37991202110959. The next prime is 37991202111019. The reversal of 37991202111011 is 11011120219973.

It is a cyclic number.

It is not a de Polignac number, because 37991202111011 - 2³⁰ = 37990128369187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (37991202111019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 946140911 + ... + 946181063.

It is an arithmetic number, because the mean of its divisors is an integer number (2404523912700).

Almost surely, 2^{37991202111011} is an apocalyptic number.

37991202111011 is a deficient number, since it is larger than the sum of its proper divisors (481180492189).

37991202111011 is a wasteful number, since it uses less digits than its factorization.

37991202111011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66926.

The product of its (nonzero) digits is 6804, while the sum is 38.

The spelling of 37991202111011 in words is "thirty-seven trillion, nine hundred ninety-one billion, two hundred two million, one hundred eleven thousand, eleven".