4441788078025 has 27 divisors (see below), whose sum is σ = 5529843989301. Its totient is φ = 3539276123040.

The previous prime is 4441788078023. The next prime is 4441788078029. The reversal of 4441788078025 is 5208708871444.

It is a happy number.

The square root of 4441788078025 is 2107555.

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

It can be written as a sum of positive squares in 4 ways, for example, as 1156530327241 + 3285257750784 = 1075421^2 + 1812528^2 .

It is not a de Polignac number, because 4441788078025 - 2¹ = 4441788078023 is a prime.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4441788078023) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 3235096239 + ... + 3235097611.

Almost surely, 2^{4441788078025} is an apocalyptic number.

4441788078025 is the 2107555-th square number.

4441788078025 is the 1053778-th centered octagonal number.

It is an amenable number.

4441788078025 is a deficient number, since it is larger than the sum of its proper divisors (1088055911276).

4441788078025 is an frugal number, since it uses more digits than its factorization.

4441788078025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3370 (or 1685 counting only the distinct ones).

The product of its (nonzero) digits is 16056320, while the sum is 58.

The spelling of 4441788078025 in words is "four trillion, four hundred forty-one billion, seven hundred eighty-eight million, seventy-eight thousand, twenty-five".