349853101990 has 16 divisors (see below), whose sum is σ = 719697809952. Its totient is φ = 119949634944.

The previous prime is 349853101979. The next prime is 349853102023. The reversal of 349853101990 is 99101358943.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2498950659 + ... + 2498950798.

It is an arithmetic number, because the mean of its divisors is an integer number (44981113122).

Almost surely, 2^349853101990 is an apocalyptic number.

349853101990 is an abundant number, since it is smaller than the sum of its proper divisors (369844707962).

349853101990 is a wasteful number, since it uses less digits than its factorization.

349853101990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4997901471.

The product of its (nonzero) digits is 1049760, while the sum is 52.

The spelling of 349853101990 in words is "three hundred forty-nine billion, eight hundred fifty-three million, one hundred one thousand, nine hundred ninety".