506501601155 has 8 divisors (see below), whose sum is σ = 663056641584. Its totient is φ = 368364800800.

The previous prime is 506501601121. The next prime is 506501601187. The reversal of 506501601155 is 551106105605.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 506501601155 - 2⁶ = 506501601091 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4604559956 + ... + 4604560065.

It is an arithmetic number, because the mean of its divisors is an integer number (82882080198).

Almost surely, 2^506501601155 is an apocalyptic number.

506501601155 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

506501601155 is a deficient number, since it is larger than the sum of its proper divisors (156555040429).

506501601155 is a wasteful number, since it uses less digits than its factorization.

506501601155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9209120037.

The product of its (nonzero) digits is 22500, while the sum is 35.

The spelling of 506501601155 in words is "five hundred six billion, five hundred one million, six hundred one thousand, one hundred fifty-five".