38648880734 has 4 divisors (see below), whose sum is σ = 57973321104. Its totient is φ = 19324440366.

The previous prime is 38648880731. The next prime is 38648880757. The reversal of 38648880734 is 43708884683.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38648880731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9662220182 + ... + 9662220185.

It is an arithmetic number, because the mean of its divisors is an integer number (14493330276).

Almost surely, 2^38648880734 is an apocalyptic number.

38648880734 is a deficient number, since it is larger than the sum of its proper divisors (19324440370).

38648880734 is a wasteful number, since it uses less digits than its factorization.

38648880734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19324440369.

The product of its (nonzero) digits is 24772608, while the sum is 59.

The spelling of 38648880734 in words is "thirty-eight billion, six hundred forty-eight million, eight hundred eighty thousand, seven hundred thirty-four".