4815928440 has 64 divisors (see below), whose sum is σ = 16053098400. Its totient is φ = 1284247296.

The previous prime is 4815928433. The next prime is 4815928463. The reversal of 4815928440 is 448295184.

4815928440 is a `hidden beast` number, since 481 + 5 + 92 + 84 + 4 + 0 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2228517 + ... + 2230676.

Almost surely, 2^4815928440 is an apocalyptic number.

4815928440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4815928440 is an abundant number, since it is smaller than the sum of its proper divisors (11237169960).

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

4815928440 is a wasteful number, since it uses less digits than its factorization.

4815928440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4459213 (or 4459203 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 45.

The square root of 4815928440 is about 69396.8907084460. The cubic root of 4815928440 is about 1688.7291824654.

The spelling of 4815928440 in words is "four billion, eight hundred fifteen million, nine hundred twenty-eight thousand, four hundred forty".