620501342255 has 16 divisors (see below), whose sum is σ = 751611208320. Its totient is φ = 491728635552.

The previous prime is 620501342249. The next prime is 620501342291. The reversal of 620501342255 is 552243105026.

It is a cyclic number.

It is not a de Polignac number, because 620501342255 - 2³⁶ = 551781865519 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10599656 + ... + 10658034.

It is an arithmetic number, because the mean of its divisors is an integer number (46975700520).

Almost surely, 2^620501342255 is an apocalyptic number.

620501342255 is a deficient number, since it is larger than the sum of its proper divisors (131109866065).

620501342255 is a wasteful number, since it uses less digits than its factorization.

620501342255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78358.

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 620501342255 in words is "six hundred twenty billion, five hundred one million, three hundred forty-two thousand, two hundred fifty-five".