355320123414431 has 8 divisors (see below), whose sum is σ = 406080303809184. Its totient is φ = 304559983710720.

The previous prime is 355320123414413. The next prime is 355320123414461. The reversal of 355320123414431 is 134414321023553.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 355320123414431 - 2⁶ = 355320123414367 is a prime.

It is a super-2 number, since 2×355320123414431² (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 (355320123414401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11663951 + ... + 29097903.

It is an arithmetic number, because the mean of its divisors is an integer number (50760037976148).

Almost surely, 2^{355320123414431} is an apocalyptic number.

355320123414431 is a deficient number, since it is larger than the sum of its proper divisors (50760180394753).

355320123414431 is a wasteful number, since it uses less digits than its factorization.

355320123414431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20345521.

The product of its (nonzero) digits is 518400, while the sum is 41.

Adding to 355320123414431 its reverse (134414321023553), we get a palindrome (489734444437984).

The spelling of 355320123414431 in words is "three hundred fifty-five trillion, three hundred twenty billion, one hundred twenty-three million, four hundred fourteen thousand, four hundred thirty-one".