9988030518454 has 4 divisors (see below), whose sum is σ = 14982045777684. Its totient is φ = 4994015259226.

The previous prime is 9988030518299. The next prime is 9988030518463. The reversal of 9988030518454 is 4548150308899.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2497007629612 + ... + 2497007629615.

It is an arithmetic number, because the mean of its divisors is an integer number (3745511444421).

Almost surely, 2^{9988030518454} is an apocalyptic number.

9988030518454 is a deficient number, since it is larger than the sum of its proper divisors (4994015259230).

9988030518454 is a wasteful number, since it uses less digits than its factorization.

9988030518454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4994015259229.

The product of its (nonzero) digits is 49766400, while the sum is 64.

The spelling of 9988030518454 in words is "nine trillion, nine hundred eighty-eight billion, thirty million, five hundred eighteen thousand, four hundred fifty-four".