355215221542423 has 12 divisors (see below), whose sum is σ = 408976074769608. Its totient is φ = 305926985057040.

The previous prime is 355215221542387. The next prime is 355215221542427. The reversal of 355215221542423 is 324245122512553.

It is not a de Polignac number, because 355215221542423 - 2²⁵ = 355215187987991 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 (355215221542427) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 44726163436 + ... + 44726171377.

It is an arithmetic number, because the mean of its divisors is an integer number (34081339564134).

Almost surely, 2^{355215221542423} is an apocalyptic number.

355215221542423 is a deficient number, since it is larger than the sum of its proper divisors (53760853227185).

355215221542423 is a wasteful number, since it uses less digits than its factorization.

355215221542423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89452334862 (or 89452334843 counting only the distinct ones).

The product of its digits is 2880000, while the sum is 46.

The spelling of 355215221542423 in words is "three hundred fifty-five trillion, two hundred fifteen billion, two hundred twenty-one million, five hundred forty-two thousand, four hundred twenty-three".