500436266004 has 72 divisors (see below), whose sum is σ = 1340924713128. Its totient is φ = 156821237760.

The previous prime is 500436265913. The next prime is 500436266009. The reversal of 500436266004 is 400662634005.

500436266004 is a `hidden beast` number, since 5 + 0 + 0 + 43 + 6 + 2 + 6 + 600 + 4 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 151828681104 + 348607584900 = 389652^2 + 590430^2 .

It is a super-2 number, since 2×500436266004² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 500436266004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500436266009) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 75094 + ... + 1003250.

It is an arithmetic number, because the mean of its divisors is an integer number (18623954349).

Almost surely, 2^500436266004 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 500436266004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (670462356564).

500436266004 is an abundant number, since it is smaller than the sum of its proper divisors (840488447124).

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

500436266004 is a wasteful number, since it uses less digits than its factorization.

500436266004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 929065 (or 929060 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 500436266004 in words is "five hundred billion, four hundred thirty-six million, two hundred sixty-six thousand, four".