37423375649 has 4 divisors (see below), whose sum is σ = 40825500720. Its totient is φ = 34021250580.

The previous prime is 37423375609. The next prime is 37423375657. The reversal of 37423375649 is 94657332473.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 37423375649 - 2⁸ = 37423375393 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 37423375649.

It is not an unprimeable number, because it can be changed into a prime (37423375609) 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 in 3 ways as a sum of consecutive naturals, for example, 1701062519 + ... + 1701062540.

It is an arithmetic number, because the mean of its divisors is an integer number (10206375180).

Almost surely, 2^37423375649 is an apocalyptic number.

It is an amenable number.

37423375649 is a deficient number, since it is larger than the sum of its proper divisors (3402125071).

37423375649 is a wasteful number, since it uses less digits than its factorization.

37423375649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3402125070.

The product of its digits is 11430720, while the sum is 53.

The spelling of 37423375649 in words is "thirty-seven billion, four hundred twenty-three million, three hundred seventy-five thousand, six hundred forty-nine".