99109455541 has 8 divisors (see below), whose sum is σ = 108324566784. Its totient is φ = 90270471360.

The previous prime is 99109455539. The next prime is 99109455589. The reversal of 99109455541 is 14555490199.

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

It is a cyclic number.

It is not a de Polignac number, because 99109455541 - 2¹ = 99109455539 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99109455941) 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, 94031215 + ... + 94032268.

It is an arithmetic number, because the mean of its divisors is an integer number (13540570848).

Almost surely, 2^99109455541 is an apocalyptic number.

It is an amenable number.

99109455541 is a deficient number, since it is larger than the sum of its proper divisors (9215111243).

99109455541 is a wasteful number, since it uses less digits than its factorization.

99109455541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188063531.

The product of its (nonzero) digits is 1458000, while the sum is 52.

The spelling of 99109455541 in words is "ninety-nine billion, one hundred nine million, four hundred fifty-five thousand, five hundred forty-one".