38773751856 has 80 divisors (see below), whose sum is σ = 114527336448. Its totient is φ = 11073139200.

The previous prime is 38773751761. The next prime is 38773751857. The reversal of 38773751856 is 65815737783.

It is a self number, because there is not a number n which added to its sum of digits gives 38773751856.

It is not an unprimeable number, because it can be changed into a prime (38773751857) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 741121 + ... + 791711.

Almost surely, 2^38773751856 is an apocalyptic number.

It is an amenable number.

38773751856 is an abundant number, since it is smaller than the sum of its proper divisors (75753584592).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38773751856 is a wasteful number, since it uses less digits than its factorization.

38773751856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52890 (or 52884 counting only the distinct ones).

The product of its digits is 29635200, while the sum is 60.

The spelling of 38773751856 in words is "thirty-eight billion, seven hundred seventy-three million, seven hundred fifty-one thousand, eight hundred fifty-six".