9401828999 has 4 divisors (see below), whose sum is σ = 9402083880. Its totient is φ = 9401574120.

The previous prime is 9401828983. The next prime is 9401829001. The reversal of 9401828999 is 9998281049.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9998281049 = 36107 ⋅276907.

It is a cyclic number.

It is not a de Polignac number, because 9401828999 - 2⁴ = 9401828983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9401825999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60329 + ... + 149810.

It is an arithmetic number, because the mean of its divisors is an integer number (2350520970).

Almost surely, 2^9401828999 is an apocalyptic number.

9401828999 is a deficient number, since it is larger than the sum of its proper divisors (254881).

9401828999 is a wasteful number, since it uses less digits than its factorization.

9401828999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254880.

The product of its (nonzero) digits is 3359232, while the sum is 59.

The square root of 9401828999 is about 96963.0290316882. The cubic root of 9401828999 is about 2110.5911657124.

The spelling of 9401828999 in words is "nine billion, four hundred one million, eight hundred twenty-eight thousand, nine hundred ninety-nine".