38772320146637 has 8 divisors (see below), whose sum is σ = 48339516027072. Its totient is φ = 30212197516800.

The previous prime is 38772320146631. The next prime is 38772320146669. The reversal of 38772320146637 is 73664102327783.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 38772320146637 - 2²² = 38772315952333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38772320146631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 251768312564 + ... + 251768312717.

It is an arithmetic number, because the mean of its divisors is an integer number (6042439503384).

Almost surely, 2^{38772320146637} is an apocalyptic number.

It is an amenable number.

38772320146637 is a deficient number, since it is larger than the sum of its proper divisors (9567195880435).

38772320146637 is a wasteful number, since it uses less digits than its factorization.

38772320146637 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503536625299.

The product of its (nonzero) digits is 42674688, while the sum is 59.

The spelling of 38772320146637 in words is "thirty-eight trillion, seven hundred seventy-two billion, three hundred twenty million, one hundred forty-six thousand, six hundred thirty-seven".