4157897445563 has 8 divisors (see below), whose sum is σ = 4216494322656. Its totient is φ = 4099301539200.

The previous prime is 4157897445529. The next prime is 4157897445571. The reversal of 4157897445563 is 3655447987514.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4157897445563 - 2²⁸ = 4157629010107 is a prime.

It is a super-2 number, since 2×4157897445563² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4157897445493 and 4157897445502.

It is not an unprimeable number, because it can be changed into a prime (4157897445263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15836345 + ... + 16096757.

It is an arithmetic number, because the mean of its divisors is an integer number (527061790332).

Almost surely, 2^{4157897445563} is an apocalyptic number.

4157897445563 is a deficient number, since it is larger than the sum of its proper divisors (58596877093).

4157897445563 is a wasteful number, since it uses less digits than its factorization.

4157897445563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485365.

The product of its digits is 508032000, while the sum is 68.

The spelling of 4157897445563 in words is "four trillion, one hundred fifty-seven billion, eight hundred ninety-seven million, four hundred forty-five thousand, five hundred sixty-three".