501230016 has 336 divisors, whose sum is σ = 1743456000. Its totient is φ = 137507328.

The previous prime is 501230003. The next prime is 501230129. The reversal of 501230016 is 610032105.

It is a tau number, because it is divible by the number of its divisors (336).

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

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, 8495395 + ... + 8495453.

Almost surely, 2^501230016 is an apocalyptic number.

501230016 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 501230016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (871728000).

501230016 is an abundant number, since it is smaller than the sum of its proper divisors (1242225984).

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

501230016 is a wasteful number, since it uses less digits than its factorization.

501230016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141 (or 114 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 501230016 is about 22388.1668744897. The cubic root of 501230016 is about 794.3508359116.

The spelling of 501230016 in words is "five hundred one million, two hundred thirty thousand, sixteen".