37672388857 has 2 divisors, whose sum is σ = 37672388858. Its totient is φ = 37672388856.

The previous prime is 37672388783. The next prime is 37672388861. The reversal of 37672388857 is 75888327673.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21334692096 + 16337696761 = 146064^2 + 127819^2 .

It is a cyclic number.

It is not a de Polignac number, because 37672388857 - 2⁷ = 37672388729 is a prime.

It is not a weakly prime, because it can be changed into another prime (37672388657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18836194428 + 18836194429.

It is an arithmetic number, because the mean of its divisors is an integer number (18836194429).

Almost surely, 2^37672388857 is an apocalyptic number.

It is an amenable number.

37672388857 is a deficient number, since it is larger than the sum of its proper divisors (1).

37672388857 is an equidigital number, since it uses as much as digits as its factorization.

37672388857 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 94832640, while the sum is 64.

The spelling of 37672388857 in words is "thirty-seven billion, six hundred seventy-two million, three hundred eighty-eight thousand, eight hundred fifty-seven".