7849423563 has 8 divisors (see below), whose sum is σ = 10493958288. Its totient is φ = 5218918944.

The previous prime is 7849423559. The next prime is 7849423577. The reversal of 7849423563 is 3653249487.

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

It is not a de Polignac number, because 7849423563 - 2² = 7849423559 is a prime.

It is a super-2 number, since 2×7849423563² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7849423523) 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, 3506220 + ... + 3508457.

It is an arithmetic number, because the mean of its divisors is an integer number (1311744786).

Almost surely, 2^7849423563 is an apocalyptic number.

7849423563 is a deficient number, since it is larger than the sum of its proper divisors (2644534725).

7849423563 is a wasteful number, since it uses less digits than its factorization.

7849423563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7015053.

The product of its digits is 4354560, while the sum is 51.

The square root of 7849423563 is about 88596.9726514400. The cubic root of 7849423563 is about 1987.3724032796.

The spelling of 7849423563 in words is "seven billion, eight hundred forty-nine million, four hundred twenty-three thousand, five hundred sixty-three".