39673508434 has 16 divisors (see below), whose sum is σ = 68025836736. Its totient is φ = 16999405200.

The previous prime is 39673508431. The next prime is 39673508489. The reversal of 39673508434 is 43480537693.

39673508434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (39673508431) 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, 223432 + ... + 359539.

It is an arithmetic number, because the mean of its divisors is an integer number (4251614796).

Almost surely, 2^39673508434 is an apocalyptic number.

39673508434 is a deficient number, since it is larger than the sum of its proper divisors (28352328302).

39673508434 is a wasteful number, since it uses less digits than its factorization.

39673508434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 587841.

The product of its (nonzero) digits is 6531840, while the sum is 52.

The spelling of 39673508434 in words is "thirty-nine billion, six hundred seventy-three million, five hundred eight thousand, four hundred thirty-four".