39876145834 has 16 divisors (see below), whose sum is σ = 68404929408. Its totient is φ = 17078321232.

The previous prime is 39876145831. The next prime is 39876145867. The reversal of 39876145834 is 43854167893.

It is not an unprimeable number, because it can be changed into a prime (39876145831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 932982 + ... + 974785.

It is an arithmetic number, because the mean of its divisors is an integer number (4275308088).

Almost surely, 2^39876145834 is an apocalyptic number.

39876145834 is a deficient number, since it is larger than the sum of its proper divisors (28528783574).

39876145834 is a wasteful number, since it uses less digits than its factorization.

39876145834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1909269.

The product of its digits is 17418240, while the sum is 58.

The spelling of 39876145834 in words is "thirty-nine billion, eight hundred seventy-six million, one hundred forty-five thousand, eight hundred thirty-four".