4381857495825 has 24 divisors (see below), whose sum is σ = 7381362973248. Its totient is φ = 2292896498880.

The previous prime is 4381857495823. The next prime is 4381857495881. The reversal of 4381857495825 is 5285947581834.

4381857495825 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4381857495825 - 2¹ = 4381857495823 is a prime.

It is a super-2 number, since 2×4381857495825² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4381857495825.

It is not an unprimeable number, because it can be changed into a prime (4381857495823) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 551173069 + ... + 551181018.

It is an arithmetic number, because the mean of its divisors is an integer number (307556790552).

Almost surely, 2^{4381857495825} is an apocalyptic number.

It is an amenable number.

4381857495825 is a deficient number, since it is larger than the sum of its proper divisors (2999505477423).

4381857495825 is a wasteful number, since it uses less digits than its factorization.

4381857495825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102354153 (or 1102354148 counting only the distinct ones).

The product of its digits is 387072000, while the sum is 69.

The spelling of 4381857495825 in words is "four trillion, three hundred eighty-one billion, eight hundred fifty-seven million, four hundred ninety-five thousand, eight hundred twenty-five".