4145620108 has 96 divisors (see below), whose sum is σ = 8993600000. Its totient is φ = 1666598976.

The previous prime is 4145620057. The next prime is 4145620123. The reversal of 4145620108 is 8010265414.

It is a self number, because there is not a number n which added to its sum of digits gives 4145620108.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2840683 + ... + 2842141.

Almost surely, 2^4145620108 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 4145620108, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4496800000).

4145620108 is an abundant number, since it is smaller than the sum of its proper divisors (4847979892).

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

4145620108 is a wasteful number, since it uses less digits than its factorization.

4145620108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1612 (or 1596 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 31.

The square root of 4145620108 is about 64386.4901046796. The cubic root of 4145620108 is about 1606.4350358118.

The spelling of 4145620108 in words is "four billion, one hundred forty-five million, six hundred twenty thousand, one hundred eight".