38655552797 has 4 divisors (see below), whose sum is σ = 38757546720. Its totient is φ = 38553558876.

The previous prime is 38655552773. The next prime is 38655552823. The reversal of 38655552797 is 79725555683.

It is a happy number.

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 38655552797 - 2¹⁶ = 38655487261 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 (38655552707) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50996393 + ... + 50997150.

It is an arithmetic number, because the mean of its divisors is an integer number (9689386680).

Almost surely, 2^38655552797 is an apocalyptic number.

It is an amenable number.

38655552797 is a deficient number, since it is larger than the sum of its proper divisors (101993923).

38655552797 is a wasteful number, since it uses less digits than its factorization.

38655552797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101993922.

The product of its digits is 79380000, while the sum is 62.

The spelling of 38655552797 in words is "thirty-eight billion, six hundred fifty-five million, five hundred fifty-two thousand, seven hundred ninety-seven".