37420471537 has 2 divisors, whose sum is σ = 37420471538. Its totient is φ = 37420471536.

The previous prime is 37420471513. The next prime is 37420471559. The reversal of 37420471537 is 73517402473.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37391570161 + 28901376 = 193369^2 + 5376^2 .

It is a cyclic number.

It is not a de Polignac number, because 37420471537 - 2⁷ = 37420471409 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 37420471493 and 37420471502.

It is not a weakly prime, because it can be changed into another prime (37420471577) 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, 18710235768 + 18710235769.

It is an arithmetic number, because the mean of its divisors is an integer number (18710235769).

Almost surely, 2^37420471537 is an apocalyptic number.

It is an amenable number.

37420471537 is a deficient number, since it is larger than the sum of its proper divisors (1).

37420471537 is an equidigital number, since it uses as much as digits as its factorization.

37420471537 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 493920, while the sum is 43.

The spelling of 37420471537 in words is "thirty-seven billion, four hundred twenty million, four hundred seventy-one thousand, five hundred thirty-seven".