4157815848 has 32 divisors (see below), whose sum is σ = 10511337600. Its totient is φ = 1370365568.

The previous prime is 4157815819. The next prime is 4157815931. The reversal of 4157815848 is 8485187514.

It is a self number, because there is not a number n which added to its sum of digits gives 4157815848.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 971136 + ... + 975407.

It is an arithmetic number, because the mean of its divisors is an integer number (328479300).

Almost surely, 2^4157815848 is an apocalyptic number.

It is an amenable number.

4157815848 is an abundant number, since it is smaller than the sum of its proper divisors (6353521752).

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

4157815848 is a wasteful number, since it uses less digits than its factorization.

4157815848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1946641 (or 1946637 counting only the distinct ones).

The product of its digits is 1433600, while the sum is 51.

The square root of 4157815848 is about 64481.1278437342. The cubic root of 4157815848 is about 1608.0087837693.

The spelling of 4157815848 in words is "four billion, one hundred fifty-seven million, eight hundred fifteen thousand, eight hundred forty-eight".