39834956854 has 16 divisors (see below), whose sum is σ = 74496542976. Its totient is φ = 15520113000.

The previous prime is 39834956849. The next prime is 39834956857. The reversal of 39834956854 is 45865943893.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39834956857) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129334122 + ... + 129334429.

It is an arithmetic number, because the mean of its divisors is an integer number (4656033936).

Almost surely, 2^39834956854 is an apocalyptic number.

39834956854 is a deficient number, since it is larger than the sum of its proper divisors (34661586122).

39834956854 is a wasteful number, since it uses less digits than its factorization.

39834956854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258668571.

The product of its digits is 111974400, while the sum is 64.

The spelling of 39834956854 in words is "thirty-nine billion, eight hundred thirty-four million, nine hundred fifty-six thousand, eight hundred fifty-four".