39848738816 has 32 divisors (see below), whose sum is σ = 79696327080. Its totient is φ = 19924353024.

The previous prime is 39848738807. The next prime is 39848738861. The reversal of 39848738816 is 61883784893.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575276 + ... + 640811.

Almost surely, 2^39848738816 is an apocalyptic number.

It is an amenable number.

39848738816 is a deficient number, since it is larger than the sum of its proper divisors (39847588264).

39848738816 is an frugal number, since it uses more digits than its factorization.

39848738816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1216117 (or 1216089 counting only the distinct ones).

The product of its digits is 55738368, while the sum is 65.

The spelling of 39848738816 in words is "thirty-nine billion, eight hundred forty-eight million, seven hundred thirty-eight thousand, eight hundred sixteen".