37532641457 has 2 divisors, whose sum is σ = 37532641458. Its totient is φ = 37532641456.

The previous prime is 37532641441. The next prime is 37532641507. The reversal of 37532641457 is 75414623573.

It is a happy number.

37532641457 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36063529216 + 1469112241 = 189904^2 + 38329^2 .

It is a cyclic number.

It is not a de Polignac number, because 37532641457 - 2⁴ = 37532641441 is a prime.

It is not a weakly prime, because it can be changed into another prime (37532541457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18766320728 + 18766320729.

It is an arithmetic number, because the mean of its divisors is an integer number (18766320729).

Almost surely, 2^37532641457 is an apocalyptic number.

It is an amenable number.

37532641457 is a deficient number, since it is larger than the sum of its proper divisors (1).

37532641457 is an equidigital number, since it uses as much as digits as its factorization.

37532641457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2116800, while the sum is 47.

The spelling of 37532641457 in words is "thirty-seven billion, five hundred thirty-two million, six hundred forty-one thousand, four hundred fifty-seven".