4721325556 has 12 divisors (see below), whose sum is σ = 8265841668. Its totient is φ = 2359656512.

The previous prime is 4721325551. The next prime is 4721325571. The reversal of 4721325556 is 6555231274.

It can be written as a sum of positive squares in 2 ways, for example, as 709369956 + 4011955600 = 26634^2 + 63340^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4721325551) 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, 240961 + ... + 259816.

It is an arithmetic number, because the mean of its divisors is an integer number (688820139).

Almost surely, 2^4721325556 is an apocalyptic number.

It is an amenable number.

4721325556 is a deficient number, since it is larger than the sum of its proper divisors (3544516112).

4721325556 is a wasteful number, since it uses less digits than its factorization.

4721325556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503138 (or 503136 counting only the distinct ones).

The product of its digits is 252000, while the sum is 40.

The square root of 4721325556 is about 68711.9025788109. The cubic root of 4721325556 is about 1677.5983204373.

The spelling of 4721325556 in words is "four billion, seven hundred twenty-one million, three hundred twenty-five thousand, five hundred fifty-six".