3939516023954 has 32 divisors (see below), whose sum is σ = 6882278192640. Its totient is φ = 1656171421632.

The previous prime is 3939516023941. The next prime is 3939516023959. The reversal of 3939516023954 is 4593206159393.

It is a Smith number, since the sum of its digits (59) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 3939516023893 and 3939516023902.

It is not an unprimeable number, because it can be changed into a prime (3939516023959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3130652 + ... + 4204760.

It is an arithmetic number, because the mean of its divisors is an integer number (215071193520).

Almost surely, 2^{3939516023954} is an apocalyptic number.

3939516023954 is a deficient number, since it is larger than the sum of its proper divisors (2942762168686).

3939516023954 is a wasteful number, since it uses less digits than its factorization.

3939516023954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1079114.

The product of its (nonzero) digits is 23619600, while the sum is 59.

The spelling of 3939516023954 in words is "three trillion, nine hundred thirty-nine billion, five hundred sixteen million, twenty-three thousand, nine hundred fifty-four".