39242703923 has 8 divisors (see below), whose sum is σ = 40997843280. Its totient is φ = 37514360800.

The previous prime is 39242703887. The next prime is 39242703931. The reversal of 39242703923 is 32930724293.

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 39242703923 - 2⁶ = 39242703859 is a prime.

It is a super-2 number, since 2×39242703923² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39242703023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6696065 + ... + 6701922.

It is an arithmetic number, because the mean of its divisors is an integer number (5124730410).

Almost surely, 2^39242703923 is an apocalyptic number.

39242703923 is a deficient number, since it is larger than the sum of its proper divisors (1755139357).

39242703923 is a wasteful number, since it uses less digits than its factorization.

39242703923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13398117.

The product of its (nonzero) digits is 489888, while the sum is 44.

The spelling of 39242703923 in words is "thirty-nine billion, two hundred forty-two million, seven hundred three thousand, nine hundred twenty-three".