37406765873 has 2 divisors, whose sum is σ = 37406765874. Its totient is φ = 37406765872.

The previous prime is 37406765839. The next prime is 37406765911. The reversal of 37406765873 is 37856760473.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30902827264 + 6503938609 = 175792^2 + 80647^2 .

It is a cyclic number.

It is not a de Polignac number, because 37406765873 - 2³⁴ = 20226896689 is a prime.

It is a super-2 number, since 2×37406765873² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (37406795873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18703382936 + 18703382937.

It is an arithmetic number, because the mean of its divisors is an integer number (18703382937).

Almost surely, 2^37406765873 is an apocalyptic number.

It is an amenable number.

37406765873 is a deficient number, since it is larger than the sum of its proper divisors (1).

37406765873 is an equidigital number, since it uses as much as digits as its factorization.

37406765873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17781120, while the sum is 56.

The spelling of 37406765873 in words is "thirty-seven billion, four hundred six million, seven hundred sixty-five thousand, eight hundred seventy-three".