4257516047052 has 12 divisors (see below), whose sum is σ = 9934204109816. Its totient is φ = 1419172015680.

The previous prime is 4257516047041. The next prime is 4257516047131. The reversal of 4257516047052 is 2507406157524.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 4257516046992 and 4257516047010.

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, 177396501949 + ... + 177396501972.

Almost surely, 2^{4257516047052} is an apocalyptic number.

It is an amenable number.

4257516047052 is an abundant number, since it is smaller than the sum of its proper divisors (5676688062764).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4257516047052 is a wasteful number, since it uses less digits than its factorization.

4257516047052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354793003928 (or 354793003926 counting only the distinct ones).

The product of its (nonzero) digits is 2352000, while the sum is 48.

The spelling of 4257516047052 in words is "four trillion, two hundred fifty-seven billion, five hundred sixteen million, forty-seven thousand, fifty-two".