4321425780 has 72 divisors (see below), whose sum is σ = 14980947072. Its totient is φ = 987754176.

The previous prime is 4321425743. The next prime is 4321425781. The reversal of 4321425780 is 875241234.

It is a happy number.

4321425780 is a `hidden beast` number, since 4 + 321 + 4 + 257 + 80 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4321425781) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1713592 + ... + 1716111.

Almost surely, 2^4321425780 is an apocalyptic number.

It is an amenable number.

4321425780 is an abundant number, since it is smaller than the sum of its proper divisors (10659521292).

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

4321425780 is a wasteful number, since it uses less digits than its factorization.

4321425780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3429725 (or 3429720 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

The square root of 4321425780 is about 65737.5522817818. The cubic root of 4321425780 is about 1628.8297244318.

The spelling of 4321425780 in words is "four billion, three hundred twenty-one million, four hundred twenty-five thousand, seven hundred eighty".