44252120442425 has 36 divisors (see below), whose sum is σ = 65035792600236. Its totient is φ = 29771776944000.

The previous prime is 44252120442373. The next prime is 44252120442449. The reversal of 44252120442425 is 52424402125244.

It can be written as a sum of positive squares in 6 ways, for example, as 1095997516201 + 43156122926224 = 1046899^2 + 6569332^2 .

It is a de Polignac number, because none of the positive numbers 2^k-44252120442425 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 340729226 + ... + 340859075.

It is an arithmetic number, because the mean of its divisors is an integer number (1806549794451).

Almost surely, 2^{44252120442425} is an apocalyptic number.

It is an amenable number.

44252120442425 is a deficient number, since it is larger than the sum of its proper divisors (20783672157811).

44252120442425 is a wasteful number, since it uses less digits than its factorization.

44252120442425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 681588378 (or 681588366 counting only the distinct ones).

The product of its (nonzero) digits is 819200, while the sum is 41.

Adding to 44252120442425 its reverse (52424402125244), we get a palindrome (96676522567669).

The spelling of 44252120442425 in words is "forty-four trillion, two hundred fifty-two billion, one hundred twenty million, four hundred forty-two thousand, four hundred twenty-five".