11354432998 has 4 divisors (see below), whose sum is σ = 17031649500. Its totient is φ = 5677216498.

The previous prime is 11354432993. The next prime is 11354433043. The reversal of 11354432998 is 89923445311.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11354432993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2838608248 + ... + 2838608251.

It is an arithmetic number, because the mean of its divisors is an integer number (4257912375).

Almost surely, 2^11354432998 is an apocalyptic number.

11354432998 is a deficient number, since it is larger than the sum of its proper divisors (5677216502).

11354432998 is an equidigital number, since it uses as much as digits as its factorization.

11354432998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5677216501.

The product of its digits is 933120, while the sum is 49.

The spelling of 11354432998 in words is "eleven billion, three hundred fifty-four million, four hundred thirty-two thousand, nine hundred ninety-eight".