4257865611452 has 12 divisors (see below), whose sum is σ = 7451282170920. Its totient is φ = 2128927848336.

The previous prime is 4257865611421. The next prime is 4257865611481. The reversal of 4257865611452 is 2541165687524.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1247699 + ... + 3173717.

It is an arithmetic number, because the mean of its divisors is an integer number (620940180910).

Almost surely, 2^{4257865611452} is an apocalyptic number.

It is an amenable number.

4257865611452 is a deficient number, since it is larger than the sum of its proper divisors (3193416559468).

4257865611452 is a wasteful number, since it uses less digits than its factorization.

4257865611452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2478700 (or 2478698 counting only the distinct ones).

The product of its digits is 16128000, while the sum is 56.

The spelling of 4257865611452 in words is "four trillion, two hundred fifty-seven billion, eight hundred sixty-five million, six hundred eleven thousand, four hundred fifty-two".