350920217399 has 16 divisors (see below), whose sum is σ = 357064536960. Its totient is φ = 344826535680.

The previous prime is 350920217377. The next prime is 350920217407. The reversal of 350920217399 is 993712029053.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-350920217399 is a prime.

It is a super-2 number, since 2×350920217399² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (350920217309) 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, 67082114 + ... + 67087344.

It is an arithmetic number, because the mean of its divisors is an integer number (22316533560).

Almost surely, 2^350920217399 is an apocalyptic number.

350920217399 is a deficient number, since it is larger than the sum of its proper divisors (6144319561).

350920217399 is a wasteful number, since it uses less digits than its factorization.

350920217399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9850.

The product of its (nonzero) digits is 918540, while the sum is 50.

The spelling of 350920217399 in words is "three hundred fifty billion, nine hundred twenty million, two hundred seventeen thousand, three hundred ninety-nine".