37366421273 has 2 divisors, whose sum is σ = 37366421274. Its totient is φ = 37366421272.

The previous prime is 37366421251. The next prime is 37366421291. The reversal of 37366421273 is 37212466373.

37366421273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37276797184 + 89624089 = 193072^2 + 9467^2 .

It is a cyclic number.

It is not a de Polignac number, because 37366421273 - 2⁸ = 37366421017 is a prime.

It is not a weakly prime, because it can be changed into another prime (37366421173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18683210636 + 18683210637.

It is an arithmetic number, because the mean of its divisors is an integer number (18683210637).

Almost surely, 2^37366421273 is an apocalyptic number.

It is an amenable number.

37366421273 is a deficient number, since it is larger than the sum of its proper divisors (1).

37366421273 is an equidigital number, since it uses as much as digits as its factorization.

37366421273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 762048, while the sum is 44.

The spelling of 37366421273 in words is "thirty-seven billion, three hundred sixty-six million, four hundred twenty-one thousand, two hundred seventy-three".