39813899350 has 24 divisors (see below), whose sum is σ = 74110633848. Its totient is φ = 15913348800.

The previous prime is 39813899303. The next prime is 39813899351. The reversal of 39813899350 is 5399831893.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39813899351) 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 11 ways as a sum of consecutive naturals, for example, 239271 + ... + 369970.

It is an arithmetic number, because the mean of its divisors is an integer number (3087943077).

Almost surely, 2^39813899350 is an apocalyptic number.

39813899350 is a deficient number, since it is larger than the sum of its proper divisors (34296734498).

39813899350 is a wasteful number, since it uses less digits than its factorization.

39813899350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610560 (or 610555 counting only the distinct ones).

The product of its (nonzero) digits is 6298560, while the sum is 58.

The spelling of 39813899350 in words is "thirty-nine billion, eight hundred thirteen million, eight hundred ninety-nine thousand, three hundred fifty".