34210520255 has 4 divisors (see below), whose sum is σ = 41052624312. Its totient is φ = 27368416200.

The previous prime is 34210520221. The next prime is 34210520257. The reversal of 34210520255 is 55202501243.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 34210520255 - 2³² = 29915552959 is a prime.

It is a super-2 number, since 2×34210520255² (a number of 22 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 (34210520257) 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, 3421052021 + ... + 3421052030.

It is an arithmetic number, because the mean of its divisors is an integer number (10263156078).

Almost surely, 2^34210520255 is an apocalyptic number.

34210520255 is a deficient number, since it is larger than the sum of its proper divisors (6842104057).

34210520255 is an equidigital number, since it uses as much as digits as its factorization.

34210520255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6842104056.

The product of its (nonzero) digits is 12000, while the sum is 29.

The spelling of 34210520255 in words is "thirty-four billion, two hundred ten million, five hundred twenty thousand, two hundred fifty-five".