9078543828 has 120 divisors (see below), whose sum is σ = 24061115232. Its totient is φ = 2984630976.

The previous prime is 9078543823. The next prime is 9078543833. The reversal of 9078543828 is 8283458709.

It is a happy number.

9078543828 is a `hidden beast` number, since 9 + 0 + 78 + 543 + 8 + 28 = 666.

It is an interprime number because it is at equal distance from previous prime (9078543823) and next prime (9078543833).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9078543823) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 10642650 + ... + 10643502.

Almost surely, 2^9078543828 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 9078543828, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12030557616).

9078543828 is an abundant number, since it is smaller than the sum of its proper divisors (14982571404).

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

9078543828 is a wasteful number, since it uses less digits than its factorization.

9078543828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1283 (or 1272 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 54.

The square root of 9078543828 is about 95281.3928739499. The cubic root of 9078543828 is about 2086.1173329084.

The spelling of 9078543828 in words is "nine billion, seventy-eight million, five hundred forty-three thousand, eight hundred twenty-eight".