354426503543 has 4 divisors (see below), whose sum is σ = 405058861200. Its totient is φ = 303794145888.

The previous prime is 354426503531. The next prime is 354426503573. The reversal of 354426503543 is 345305624453.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 345305624453 = 89 ⋅3879838477.

It is a cyclic number.

It is not a de Polignac number, because 354426503543 - 2¹⁰ = 354426502519 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 354426503494 and 354426503503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (354426503573) 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, 25316178818 + ... + 25316178831.

It is an arithmetic number, because the mean of its divisors is an integer number (101264715300).

Almost surely, 2^354426503543 is an apocalyptic number.

354426503543 is a deficient number, since it is larger than the sum of its proper divisors (50632357657).

354426503543 is an equidigital number, since it uses as much as digits as its factorization.

354426503543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50632357656.

The product of its (nonzero) digits is 2592000, while the sum is 44.

The spelling of 354426503543 in words is "three hundred fifty-four billion, four hundred twenty-six million, five hundred three thousand, five hundred forty-three".