44427602025 has 36 divisors (see below), whose sum is σ = 79773374460. Its totient is φ = 23635584000.

The previous prime is 44427601957. The next prime is 44427602027. The reversal of 44427602025 is 52020672444.

44427602025 is a `hidden beast` number, since 4 + 4 + 4 + 27 + 602 + 0 + 25 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 53758224 + 44373843801 = 7332^2 + 210651^2 .

It is not a de Polignac number, because 44427602025 - 2⁸ = 44427601769 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (44427602027) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 155980 + ... + 336429.

Almost surely, 2^44427602025 is an apocalyptic number.

44427602025 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

44427602025 is a deficient number, since it is larger than the sum of its proper divisors (35345772435).

44427602025 is a wasteful number, since it uses less digits than its factorization.

44427602025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492826 (or 492818 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 36.

The spelling of 44427602025 in words is "forty-four billion, four hundred twenty-seven million, six hundred two thousand, twenty-five".