501223014036 has 144 divisors (see below), whose sum is σ = 1362505225536. Its totient is φ = 154788682752.

The previous prime is 501223013933. The next prime is 501223014049. The reversal of 501223014036 is 630410322105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 71630490 + ... + 71637486.

It is an arithmetic number, because the mean of its divisors is an integer number (9461841844).

Almost surely, 2^501223014036 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 501223014036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (681252612768).

501223014036 is an abundant number, since it is smaller than the sum of its proper divisors (861282211500).

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

501223014036 is a wasteful number, since it uses less digits than its factorization.

501223014036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8838 (or 8833 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The spelling of 501223014036 in words is "five hundred one billion, two hundred twenty-three million, fourteen thousand, thirty-six".