37638457082 has 4 divisors (see below), whose sum is σ = 56457685626. Its totient is φ = 18819228540.

The previous prime is 37638457081. The next prime is 37638457117. The reversal of 37638457082 is 28075483673.

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

It can be written as a sum of positive squares in only one way, i.e., 34395040681 + 3243416401 = 185459^2 + 56951^2 .

It is not an unprimeable number, because it can be changed into a prime (37638457081) 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 as a sum of consecutive naturals, namely, 9409614269 + ... + 9409614272.

Almost surely, 2^37638457082 is an apocalyptic number.

37638457082 is a deficient number, since it is larger than the sum of its proper divisors (18819228544).

37638457082 is a wasteful number, since it uses less digits than its factorization.

37638457082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18819228543.

The product of its (nonzero) digits is 6773760, while the sum is 53.

The spelling of 37638457082 in words is "thirty-seven billion, six hundred thirty-eight million, four hundred fifty-seven thousand, eighty-two".