4456507420 has 12 divisors (see below), whose sum is σ = 9358665624. Its totient is φ = 1782602960.

The previous prime is 4456507379. The next prime is 4456507421. The reversal of 4456507420 is 247056544.

It is a self number, because there is not a number n which added to its sum of digits gives 4456507420.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4456507421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111412666 + ... + 111412705.

It is an arithmetic number, because the mean of its divisors is an integer number (779888802).

Almost surely, 2^4456507420 is an apocalyptic number.

It is an amenable number.

4456507420 is an abundant number, since it is smaller than the sum of its proper divisors (4902158204).

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

4456507420 is a wasteful number, since it uses less digits than its factorization.

4456507420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222825380 (or 222825378 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 37.

The square root of 4456507420 is about 66757.0776772021. The cubic root of 4456507420 is about 1645.6275319417.

The spelling of 4456507420 in words is "four billion, four hundred fifty-six million, five hundred seven thousand, four hundred twenty".