4166889454 has 16 divisors (see below), whose sum is σ = 7692719328. Its totient is φ = 1648439712.

The previous prime is 4166889451. The next prime is 4166889479. The reversal of 4166889454 is 4549886614.

It is a junction number, because it is equal to n+sod(n) for n = 4166889395 and 4166889404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4166889451) 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, 11447317 + ... + 11447680.

It is an arithmetic number, because the mean of its divisors is an integer number (480794958).

Almost surely, 2^4166889454 is an apocalyptic number.

4166889454 is a deficient number, since it is larger than the sum of its proper divisors (3525829874).

4166889454 is a wasteful number, since it uses less digits than its factorization.

4166889454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22895019.

The product of its digits is 6635520, while the sum is 55.

The square root of 4166889454 is about 64551.4481169865. The cubic root of 4166889454 is about 1609.1776536723.

The spelling of 4166889454 in words is "four billion, one hundred sixty-six million, eight hundred eighty-nine thousand, four hundred fifty-four".