9487099440 has 480 divisors, whose sum is σ = 40573653120. Its totient is φ = 1932263424.

The previous prime is 9487099421. The next prime is 9487099451. The reversal of 9487099440 is 449907849.

It is a happy number.

9487099440 is a `hidden beast` number, since 9 + 48 + 70 + 99 + 440 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1897584 + ... + 1902576.

It is an arithmetic number, because the mean of its divisors is an integer number (84528444).

Almost surely, 2^9487099440 is an apocalyptic number.

9487099440 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9487099440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20286826560).

9487099440 is an abundant number, since it is smaller than the sum of its proper divisors (31086553680).

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

9487099440 is a wasteful number, since it uses less digits than its factorization.

9487099440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5061 (or 5052 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 54.

The square root of 9487099440 is about 97401.7424895469. The cubic root of 9487099440 is about 2116.9526824805.

The spelling of 9487099440 in words is "nine billion, four hundred eighty-seven million, ninety-nine thousand, four hundred forty".