501620041206 has 12 divisors (see below), whose sum is σ = 1086843422652. Its totient is φ = 167206680396.

The previous prime is 501620041201. The next prime is 501620041211. The reversal of 501620041206 is 602140026105.

It is an interprime number because it is at equal distance from previous prime (501620041201) and next prime (501620041211).

It is a self number, because there is not a number n which added to its sum of digits gives 501620041206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501620041201) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13933890016 + ... + 13933890051.

It is an arithmetic number, because the mean of its divisors is an integer number (90570285221).

Almost surely, 2^501620041206 is an apocalyptic number.

501620041206 is an abundant number, since it is smaller than the sum of its proper divisors (585223381446).

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

501620041206 is a wasteful number, since it uses less digits than its factorization.

501620041206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27867780075 (or 27867780072 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The spelling of 501620041206 in words is "five hundred one billion, six hundred twenty million, forty-one thousand, two hundred six".