509050551255 has 32 divisors (see below), whose sum is σ = 835615768320. Its totient is φ = 264530112000.

The previous prime is 509050551253. The next prime is 509050551257. The reversal of 509050551255 is 552155050905.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (509050551253) and next prime (509050551257).

It is not a de Polignac number, because 509050551255 - 2¹ = 509050551253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (509050551253) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2445121 + ... + 2645130.

It is an arithmetic number, because the mean of its divisors is an integer number (26112992760).

Almost surely, 2^509050551255 is an apocalyptic number.

509050551255 is a deficient number, since it is larger than the sum of its proper divisors (326565217065).

509050551255 is a wasteful number, since it uses less digits than its factorization.

509050551255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5090431.

The product of its (nonzero) digits is 281250, while the sum is 42.

The spelling of 509050551255 in words is "five hundred nine billion, fifty million, five hundred fifty-one thousand, two hundred fifty-five".