350444152402399 has 4 divisors (see below), whose sum is σ = 382302711711720. Its totient is φ = 318585593093080.

The previous prime is 350444152402381. The next prime is 350444152402451. The reversal of 350444152402399 is 993204251444053.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 350444152402399 - 2²¹ = 350444150305247 is a prime.

It is a super-2 number, since 2×350444152402399² (a number of 30 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 (350444152472399) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15929279654644 + ... + 15929279654665.

It is an arithmetic number, because the mean of its divisors is an integer number (95575677927930).

Almost surely, 2^{350444152402399} is an apocalyptic number.

350444152402399 is a deficient number, since it is larger than the sum of its proper divisors (31858559309321).

350444152402399 is a wasteful number, since it uses less digits than its factorization.

350444152402399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31858559309320.

The product of its (nonzero) digits is 18662400, while the sum is 55.

The spelling of 350444152402399 in words is "three hundred fifty trillion, four hundred forty-four billion, one hundred fifty-two million, four hundred two thousand, three hundred ninety-nine".