501308155086 has 16 divisors (see below), whose sum is σ = 1004241303504. Its totient is φ = 166831886144.

The previous prime is 501308155063. The next prime is 501308155091. The reversal of 501308155086 is 680551803105.

501308155086 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67704045 + ... + 67711448.

It is an arithmetic number, because the mean of its divisors is an integer number (62765081469).

Almost surely, 2^501308155086 is an apocalyptic number.

501308155086 is an abundant number, since it is smaller than the sum of its proper divisors (502933148418).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

501308155086 is a wasteful number, since it uses less digits than its factorization.

501308155086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135416115.

The product of its (nonzero) digits is 144000, while the sum is 42.

The spelling of 501308155086 in words is "five hundred one billion, three hundred eight million, one hundred fifty-five thousand, eighty-six".