37961122197 has 16 divisors (see below), whose sum is σ = 51699094272. Its totient is φ = 24765435840.

The previous prime is 37961122169. The next prime is 37961122211. The reversal of 37961122197 is 79122116973.

It is not a de Polignac number, because 37961122197 - 2³⁴ = 20781253013 is a prime.

It is a super-2 number, since 2×37961122197² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37961122117) 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, 1293547 + ... + 1322567.

It is an arithmetic number, because the mean of its divisors is an integer number (3231193392).

Almost surely, 2^37961122197 is an apocalyptic number.

It is an amenable number.

37961122197 is a deficient number, since it is larger than the sum of its proper divisors (13737972075).

37961122197 is a wasteful number, since it uses less digits than its factorization.

37961122197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38348.

The product of its digits is 285768, while the sum is 48.

The spelling of 37961122197 in words is "thirty-seven billion, nine hundred sixty-one million, one hundred twenty-two thousand, one hundred ninety-seven".