37340804393 has 2 divisors, whose sum is σ = 37340804394. Its totient is φ = 37340804392.

The previous prime is 37340804341. The next prime is 37340804399. The reversal of 37340804393 is 39340804373.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28140733504 + 9200070889 = 167752^2 + 95917^2 .

It is a cyclic number.

It is not a de Polignac number, because 37340804393 - 2²² = 37336610089 is a prime.

It is not a weakly prime, because it can be changed into another prime (37340804399) 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 as a sum of consecutive naturals, namely, 18670402196 + 18670402197.

It is an arithmetic number, because the mean of its divisors is an integer number (18670402197).

Almost surely, 2^37340804393 is an apocalyptic number.

It is an amenable number.

37340804393 is a deficient number, since it is larger than the sum of its proper divisors (1).

37340804393 is an equidigital number, since it uses as much as digits as its factorization.

37340804393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 653184, while the sum is 44.

The spelling of 37340804393 in words is "thirty-seven billion, three hundred forty million, eight hundred four thousand, three hundred ninety-three".