4421137022500 has 135 divisors (see below), whose sum is σ = 10629746956983. Its totient is φ = 1607265660000.

The previous prime is 4421137022431. The next prime is 4421137022501. The reversal of 4421137022500 is 52207311244.

It is a happy number.

The square root of 4421137022500 is 2102650.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 2 ways, for example, as 346617142564 + 4074519879936 = 588742^2 + 2018544^2 .

It is not an unprimeable number, because it can be changed into a prime (4421137022501) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 1156455589 + ... + 1156459411.

Almost surely, 2^{4421137022500} is an apocalyptic number.

4421137022500 is the 2102650-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4421137022500

4421137022500 is an abundant number, since it is smaller than the sum of its proper divisors (6208609934483).

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

4421137022500 is an frugal number, since it uses more digits than its factorization.

4421137022500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7692 (or 3841 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 31.

The spelling of 4421137022500 in words is "four trillion, four hundred twenty-one billion, one hundred thirty-seven million, twenty-two thousand, five hundred".