99256736998 has 4 divisors (see below), whose sum is σ = 148885105500. Its totient is φ = 49628368498.

The previous prime is 99256736993. The next prime is 99256737101. The reversal of 99256736998 is 89963765299.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 89963765299 = 5861 ⋅15349559.

It is a self number, because there is not a number n which added to its sum of digits gives 99256736998.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99256736993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24814184248 + ... + 24814184251.

It is an arithmetic number, because the mean of its divisors is an integer number (37221276375).

Almost surely, 2^99256736998 is an apocalyptic number.

99256736998 is a deficient number, since it is larger than the sum of its proper divisors (49628368502).

99256736998 is a wasteful number, since it uses less digits than its factorization.

99256736998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49628368501.

The product of its digits is 396809280, while the sum is 73.

The spelling of 99256736998 in words is "ninety-nine billion, two hundred fifty-six million, seven hundred thirty-six thousand, nine hundred ninety-eight".