5042021526 has 64 divisors (see below), whose sum is σ = 11847628800. Its totient is φ = 1585005408.

The previous prime is 5042021489. The next prime is 5042021531. The reversal of 5042021526 is 6251202405.

5042021526 is a `hidden beast` number, since 5 + 0 + 420 + 215 + 26 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 5042021526.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 217780 + ... + 239816.

It is an arithmetic number, because the mean of its divisors is an integer number (185119200).

Almost surely, 2^5042021526 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5042021526, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5923814400).

5042021526 is an abundant number, since it is smaller than the sum of its proper divisors (6805607274).

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

5042021526 is a wasteful number, since it uses less digits than its factorization.

5042021526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22290 (or 22284 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 5042021526 is about 71007.1934806608. The cubic root of 5042021526 is about 1714.7529756096.

The spelling of 5042021526 in words is "five billion, forty-two million, twenty-one thousand, five hundred twenty-six".