390354839099 has 8 divisors (see below), whose sum is σ = 395720443440. Its totient is φ = 384989728896.

The previous prime is 390354839041. The next prime is 390354839101. The reversal of 390354839099 is 990938453093.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 390354839099 - 2⁸ = 390354838843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (390354839599) 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, 1638812 + ... + 1861830.

It is an arithmetic number, because the mean of its divisors is an integer number (49465055430).

Almost surely, 2^390354839099 is an apocalyptic number.

390354839099 is a deficient number, since it is larger than the sum of its proper divisors (5365604341).

390354839099 is a wasteful number, since it uses less digits than its factorization.

390354839099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247069.

The product of its (nonzero) digits is 28343520, while the sum is 62.

The spelling of 390354839099 in words is "three hundred ninety billion, three hundred fifty-four million, eight hundred thirty-nine thousand, ninety-nine".