601556255 has 4 divisors (see below), whose sum is σ = 721867512. Its totient is φ = 481245000.

The previous prime is 601556239. The next prime is 601556273. The reversal of 601556255 is 552655106.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 552655106 = 2 ⋅276327553.

It is not a de Polignac number, because 601556255 - 2⁴ = 601556239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60155621 + ... + 60155630.

It is an arithmetic number, because the mean of its divisors is an integer number (180466878).

Almost surely, 2^601556255 is an apocalyptic number.

601556255 is a deficient number, since it is larger than the sum of its proper divisors (120311257).

601556255 is a wasteful number, since it uses less digits than its factorization.

601556255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120311256.

The product of its (nonzero) digits is 45000, while the sum is 35.

The square root of 601556255 is about 24526.6437777369. The cubic root of 601556255 is about 844.1612559031.

The spelling of 601556255 in words is "six hundred one million, five hundred fifty-six thousand, two hundred fifty-five".