4345546478 has 48 divisors (see below), whose sum is σ = 8175414240. Its totient is φ = 1717095744.

The previous prime is 4345546459. The next prime is 4345546531. The reversal of 4345546478 is 8746455434.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1556708 + ... + 1559496.

It is an arithmetic number, because the mean of its divisors is an integer number (170321130).

Almost surely, 2^4345546478 is an apocalyptic number.

4345546478 is a deficient number, since it is larger than the sum of its proper divisors (3829867762).

4345546478 is a wasteful number, since it uses less digits than its factorization.

4345546478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4041 (or 4034 counting only the distinct ones).

The product of its digits is 6451200, while the sum is 50.

The square root of 4345546478 is about 65920.7590824013. The cubic root of 4345546478 is about 1631.8546240391.

The spelling of 4345546478 in words is "four billion, three hundred forty-five million, five hundred forty-six thousand, four hundred seventy-eight".