502121016 has 48 divisors (see below), whose sum is σ = 1361655360. Its totient is φ = 167159040.

The previous prime is 502120987. The next prime is 502121047. The reversal of 502121016 is 610121205.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a self number, because there is not a number n which added to its sum of digits gives 502121016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58096 + ... + 66176.

It is an arithmetic number, because the mean of its divisors is an integer number (28367820).

Almost surely, 2^502121016 is an apocalyptic number.

It is an amenable number.

502121016 is an abundant number, since it is smaller than the sum of its proper divisors (859534344).

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

502121016 is a wasteful number, since it uses less digits than its factorization.

502121016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8956 (or 8949 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 502121016 is about 22408.0569438762. The cubic root of 502121016 is about 794.8212437778.

The spelling of 502121016 in words is "five hundred two million, one hundred twenty-one thousand, sixteen".