37620343821897 has 12 divisors (see below), whose sum is σ = 54352591169604. Its totient is φ = 25074647120160.

The previous prime is 37620343821877. The next prime is 37620343821911. The reversal of 37620343821897 is 79812834302673.

37620343821897 is a `hidden beast` number, since 3 + 76 + 2 + 0 + 3 + 4 + 382 + 189 + 7 = 666.

37620343821897 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 30366392746041 + 7253951075856 = 5510571^2 + 2693316^2 .

It is not a de Polignac number, because 37620343821897 - 2¹⁵ = 37620343789129 is a prime.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (37620343821857) 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 11 ways as a sum of consecutive naturals, for example, 465131854 + ... + 465212727.

It is an arithmetic number, because the mean of its divisors is an integer number (4529382597467).

Almost surely, 2^{37620343821897} is an apocalyptic number.

It is an amenable number.

37620343821897 is a deficient number, since it is larger than the sum of its proper divisors (16732247347707).

37620343821897 is a wasteful number, since it uses less digits than its factorization.

37620343821897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 930349080 (or 930349077 counting only the distinct ones).

The product of its (nonzero) digits is 73156608, while the sum is 63.

The spelling of 37620343821897 in words is "thirty-seven trillion, six hundred twenty billion, three hundred forty-three million, eight hundred twenty-one thousand, eight hundred ninety-seven".