38440053566633 has 8 divisors (see below), whose sum is σ = 39378314789856. Its totient is φ = 37501825626400.

The previous prime is 38440053566617. The next prime is 38440053566657. The reversal of 38440053566633 is 33666535004483.

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 38440053566633 - 2⁴ = 38440053566617 is a prime.

It is a super-2 number, since 2×38440053566633² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38440053566683) 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, 5974691 + ... + 10610232.

It is an arithmetic number, because the mean of its divisors is an integer number (4922289348732).

Almost surely, 2^{38440053566633} is an apocalyptic number.

It is an amenable number.

38440053566633 is a deficient number, since it is larger than the sum of its proper divisors (938261223223).

38440053566633 is a wasteful number, since it uses less digits than its factorization.

38440053566633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16641495.

The product of its (nonzero) digits is 55987200, while the sum is 56.

The spelling of 38440053566633 in words is "thirty-eight trillion, four hundred forty billion, fifty-three million, five hundred sixty-six thousand, six hundred thirty-three".