352401044455423 has 4 divisors (see below), whose sum is σ = 352482074821800. Its totient is φ = 352320014089048.

The previous prime is 352401044455393. The next prime is 352401044455457. The reversal of 352401044455423 is 324554440104253.

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 352401044455423 - 2⁹ = 352401044454911 is a prime.

It is a super-2 number, since 2×352401044455423² (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 (352401044755423) 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, 40515176665 + ... + 40515185362.

It is an arithmetic number, because the mean of its divisors is an integer number (88120518705450).

Almost surely, 2^{352401044455423} is an apocalyptic number.

352401044455423 is a deficient number, since it is larger than the sum of its proper divisors (81030366377).

352401044455423 is an equidigital number, since it uses as much as digits as its factorization.

352401044455423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81030366376.

The product of its (nonzero) digits is 4608000, while the sum is 46.

Adding to 352401044455423 its reverse (324554440104253), we get a palindrome (676955484559676).

The spelling of 352401044455423 in words is "three hundred fifty-two trillion, four hundred one billion, forty-four million, four hundred fifty-five thousand, four hundred twenty-three".