99940454133 has 8 divisors (see below), whose sum is σ = 143504241888. Its totient is φ = 61501817904.

The previous prime is 99940454129. The next prime is 99940454149. The reversal of 99940454133 is 33145404999.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 99940454133 - 2² = 99940454129 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99940454833) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1281287835 + ... + 1281287912.

It is an arithmetic number, because the mean of its divisors is an integer number (17938030236).

Almost surely, 2^99940454133 is an apocalyptic number.

It is an amenable number.

99940454133 is a deficient number, since it is larger than the sum of its proper divisors (43563787755).

99940454133 is a wasteful number, since it uses less digits than its factorization.

99940454133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2562575763.

The product of its (nonzero) digits is 2099520, while the sum is 51.

The spelling of 99940454133 in words is "ninety-nine billion, nine hundred forty million, four hundred fifty-four thousand, one hundred thirty-three".