4454640634 has 8 divisors (see below), whose sum is σ = 6682616928. Its totient is φ = 2227101660.

The previous prime is 4454640571. The next prime is 4454640647. The reversal of 4454640634 is 4360464544.

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, 82552 + ... + 125395.

It is an arithmetic number, because the mean of its divisors is an integer number (835327116).

Almost surely, 2^4454640634 is an apocalyptic number.

4454640634 is a deficient number, since it is larger than the sum of its proper divisors (2227976294).

4454640634 is a wasteful number, since it uses less digits than its factorization.

4454640634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218660.

The product of its (nonzero) digits is 552960, while the sum is 40.

The square root of 4454640634 is about 66743.0942794833. The cubic root of 4454640634 is about 1645.3977209264.

The spelling of 4454640634 in words is "four billion, four hundred fifty-four million, six hundred forty thousand, six hundred thirty-four".