449166154 has 8 divisors (see below), whose sum is σ = 676771200. Its totient is φ = 223575756.

The previous prime is 449166131. The next prime is 449166173. The reversal of 449166154 is 451661944.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 503104 + ... + 503995.

It is an arithmetic number, because the mean of its divisors is an integer number (84596400).

Almost surely, 2^449166154 is an apocalyptic number.

449166154 is a deficient number, since it is larger than the sum of its proper divisors (227605046).

449166154 is a wasteful number, since it uses less digits than its factorization.

449166154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1007324.

The product of its digits is 103680, while the sum is 40.

The square root of 449166154 is about 21193.5403838056. The cubic root of 449166154 is about 765.8358182165.

The spelling of 449166154 in words is "four hundred forty-nine million, one hundred sixty-six thousand, one hundred fifty-four".