7489828440 has 96 divisors (see below), whose sum is σ = 24412499280. Its totient is φ = 1991498496.

The previous prime is 7489828433. The next prime is 7489828469. The reversal of 7489828440 is 448289847.

7489828440 is a `hidden beast` number, since 7 + 489 + 82 + 84 + 4 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 94942 + ... + 154898.

Almost surely, 2^7489828440 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7489828440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12206249640).

7489828440 is an abundant number, since it is smaller than the sum of its proper divisors (16922670840).

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

7489828440 is a wasteful number, since it uses less digits than its factorization.

7489828440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60321 (or 60314 counting only the distinct ones).

The product of its (nonzero) digits is 4128768, while the sum is 54.

The square root of 7489828440 is about 86543.7949248818. The cubic root of 7489828440 is about 1956.5485244462.

The spelling of 7489828440 in words is "seven billion, four hundred eighty-nine million, eight hundred twenty-eight thousand, four hundred forty".