345033011999 has 16 divisors (see below), whose sum is σ = 376707515520. Its totient is φ = 314101082880.

The previous prime is 345033011987. The next prime is 345033012013. The reversal of 345033011999 is 999110330543.

It is a happy number.

It is not a de Polignac number, because 345033011999 - 2¹⁶ = 345032946463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345033014999) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 709139 + ... + 1092219.

It is an arithmetic number, because the mean of its divisors is an integer number (23544219720).

Almost surely, 2^345033011999 is an apocalyptic number.

345033011999 is a deficient number, since it is larger than the sum of its proper divisors (31674503521).

345033011999 is a wasteful number, since it uses less digits than its factorization.

345033011999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384050.

The product of its (nonzero) digits is 393660, while the sum is 47.

The spelling of 345033011999 in words is "three hundred forty-five billion, thirty-three million, eleven thousand, nine hundred ninety-nine".