38240635737 has 32 divisors (see below), whose sum is σ = 55291154688. Its totient is φ = 23419109376.

The previous prime is 38240635729. The next prime is 38240635757. The reversal of 38240635737 is 73753604283.

It is not a de Polignac number, because 38240635737 - 2³ = 38240635729 is a prime.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (38240635757) 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 in 31 ways as a sum of consecutive naturals, for example, 485028 + ... + 558330.

It is an arithmetic number, because the mean of its divisors is an integer number (1727848584).

Almost surely, 2^38240635737 is an apocalyptic number.

It is an amenable number.

38240635737 is a deficient number, since it is larger than the sum of its proper divisors (17050518951).

38240635737 is a wasteful number, since it uses less digits than its factorization.

38240635737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73569.

The product of its (nonzero) digits is 2540160, while the sum is 48.

The spelling of 38240635737 in words is "thirty-eight billion, two hundred forty million, six hundred thirty-five thousand, seven hundred thirty-seven".