501232124406 has 128 divisors (see below), whose sum is σ = 1127221401600. Its totient is φ = 147585715200.

The previous prime is 501232124399. The next prime is 501232124443. The reversal of 501232124406 is 604421232105.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 45178996 + ... + 45190088.

It is an arithmetic number, because the mean of its divisors is an integer number (8806417200).

Almost surely, 2^501232124406 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 501232124406, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (563610700800).

501232124406 is an abundant number, since it is smaller than the sum of its proper divisors (625989277194).

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

501232124406 is a wasteful number, since it uses less digits than its factorization.

501232124406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11422.

The product of its (nonzero) digits is 11520, while the sum is 30.

The spelling of 501232124406 in words is "five hundred one billion, two hundred thirty-two million, one hundred twenty-four thousand, four hundred six".