4345638016 has 32 divisors (see below), whose sum is σ = 8660534400. Its totient is φ = 2172013824.

The previous prime is 4345637983. The next prime is 4345638041. The reversal of 4345638016 is 6108365434.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×4345638016² = 37769139532208832512, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4345638016.

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, 497301 + ... + 505963.

It is an arithmetic number, because the mean of its divisors is an integer number (270641700).

Almost surely, 2^4345638016 is an apocalyptic number.

It is an amenable number.

4345638016 is a deficient number, since it is larger than the sum of its proper divisors (4314896384).

4345638016 is an equidigital number, since it uses as much as digits as its factorization.

4345638016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12596 (or 12584 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 40.

The square root of 4345638016 is about 65921.4533820364. The cubic root of 4345638016 is about 1631.8660821806.

The spelling of 4345638016 in words is "four billion, three hundred forty-five million, six hundred thirty-eight thousand, sixteen".