37513663225345 has 4 divisors (see below), whose sum is σ = 45016395870420. Its totient is φ = 30010930580272.

The previous prime is 37513663225327. The next prime is 37513663225361. The reversal of 37513663225345 is 54352236631573.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 15139694232576 + 22373968992769 = 3890976^2 + 4730113^2 .

It is a cyclic number.

It is not a de Polignac number, because 37513663225345 - 2¹³ = 37513663217153 is a prime.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 3751366322530 + ... + 3751366322539.

It is an arithmetic number, because the mean of its divisors is an integer number (11254098967605).

Almost surely, 2^{37513663225345} is an apocalyptic number.

It is an amenable number.

37513663225345 is a deficient number, since it is larger than the sum of its proper divisors (7502732645075).

37513663225345 is an equidigital number, since it uses as much as digits as its factorization.

37513663225345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7502732645074.

The product of its digits is 40824000, while the sum is 55.

The spelling of 37513663225345 in words is "thirty-seven trillion, five hundred thirteen billion, six hundred sixty-three million, two hundred twenty-five thousand, three hundred forty-five".