3842578451725 has 24 divisors (see below), whose sum is σ = 5250653193632. Its totient is φ = 2771605771200.

The previous prime is 3842578451711. The next prime is 3842578451857. The reversal of 3842578451725 is 5271548752483.

It is not a de Polignac number, because 3842578451725 - 2⁷ = 3842578451597 is a prime.

It is a super-2 number, since 2×3842578451725² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 137466471 + ... + 137494420.

Almost surely, 2^{3842578451725} is an apocalyptic number.

It is an amenable number.

3842578451725 is a deficient number, since it is larger than the sum of its proper divisors (1408074741907).

3842578451725 is a wasteful number, since it uses less digits than its factorization.

3842578451725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274960957 (or 274960952 counting only the distinct ones).

The product of its digits is 75264000, while the sum is 61.

The spelling of 3842578451725 in words is "three trillion, eight hundred forty-two billion, five hundred seventy-eight million, four hundred fifty-one thousand, seven hundred twenty-five".