8461727458 has 32 divisors (see below), whose sum is σ = 13609617408. Its totient is φ = 3931814400.

The previous prime is 8461727401. The next prime is 8461727459. The reversal of 8461727458 is 8547271648.

It is a super-2 number, since 2×8461727458² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8461727459) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 884923 + ... + 894433.

It is an arithmetic number, because the mean of its divisors is an integer number (425300544).

Almost surely, 2^8461727458 is an apocalyptic number.

8461727458 is a deficient number, since it is larger than the sum of its proper divisors (5147889950).

8461727458 is a wasteful number, since it uses less digits than its factorization.

8461727458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9858.

The product of its digits is 3010560, while the sum is 52.

The square root of 8461727458 is about 91987.6483991193. The cubic root of 8461727458 is about 2037.7598967302.

The spelling of 8461727458 in words is "eight billion, four hundred sixty-one million, seven hundred twenty-seven thousand, four hundred fifty-eight".