4345263720 has 384 divisors, whose sum is σ = 17158003200. Its totient is φ = 932456448.

The previous prime is 4345263719. The next prime is 4345263739. The reversal of 4345263720 is 273625434.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2703157 + ... + 2704763.

It is an arithmetic number, because the mean of its divisors is an integer number (44682300).

Almost surely, 2^4345263720 is an apocalyptic number.

4345263720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4345263720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8579001600).

4345263720 is an abundant number, since it is smaller than the sum of its proper divisors (12812739480).

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

4345263720 is a wasteful number, since it uses less digits than its factorization.

4345263720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1697 (or 1690 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 36.

The square root of 4345263720 is about 65918.6143665050. The cubic root of 4345263720 is about 1631.8192291844.

The spelling of 4345263720 in words is "four billion, three hundred forty-five million, two hundred sixty-three thousand, seven hundred twenty".