355229425871 has 4 divisors (see below), whose sum is σ = 361052859144. Its totient is φ = 349405992600.

The previous prime is 355229425823. The next prime is 355229425879. The reversal of 355229425871 is 178524922553.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 178524922553 = 390407 ⋅457279.

It is a cyclic number.

It is not a de Polignac number, because 355229425871 - 2³⁸ = 80351518927 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 (355229425879) 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, 2911716545 + ... + 2911716666.

It is an arithmetic number, because the mean of its divisors is an integer number (90263214786).

Almost surely, 2^355229425871 is an apocalyptic number.

355229425871 is a deficient number, since it is larger than the sum of its proper divisors (5823433273).

355229425871 is an equidigital number, since it uses as much as digits as its factorization.

355229425871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5823433272.

The product of its digits is 6048000, while the sum is 53.

The spelling of 355229425871 in words is "three hundred fifty-five billion, two hundred twenty-nine million, four hundred twenty-five thousand, eight hundred seventy-one".