99511014389 has 4 divisors (see below), whose sum is σ = 103837580256. Its totient is φ = 95184448524.

The previous prime is 99511014367. The next prime is 99511014419. The reversal of 99511014389 is 98341011599.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 98341011599 = 1471 ⋅66853169.

It is a cyclic number.

It is not a de Polignac number, because 99511014389 - 2¹² = 99511010293 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 (99511014329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2163282899 + ... + 2163282944.

It is an arithmetic number, because the mean of its divisors is an integer number (25959395064).

Almost surely, 2^99511014389 is an apocalyptic number.

It is an amenable number.

99511014389 is a deficient number, since it is larger than the sum of its proper divisors (4326565867).

99511014389 is a wasteful number, since it uses less digits than its factorization.

99511014389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4326565866.

The product of its (nonzero) digits is 349920, while the sum is 50.

The spelling of 99511014389 in words is "ninety-nine billion, five hundred eleven million, fourteen thousand, three hundred eighty-nine".