4345720624 has 60 divisors (see below), whose sum is σ = 9846119808. Its totient is φ = 1852636800.

The previous prime is 4345720619. The next prime is 4345720663. The reversal of 4345720624 is 4260275434.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 135234 + ... + 164254.

Almost surely, 2^4345720624 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4345720624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4923059904).

4345720624 is an abundant number, since it is smaller than the sum of its proper divisors (5500399184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4345720624 is a wasteful number, since it uses less digits than its factorization.

4345720624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29234 (or 29221 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 37.

The square root of 4345720624 is about 65922.0799429144. The cubic root of 4345720624 is about 1631.8764223837.

The spelling of 4345720624 in words is "four billion, three hundred forty-five million, seven hundred twenty thousand, six hundred twenty-four".