99450055 has 16 divisors (see below), whose sum is σ = 121483584. Its totient is φ = 78140160.

The previous prime is 99450041. The next prime is 99450059. The reversal of 99450055 is 55005499.

It is not a de Polignac number, because 99450055 - 2⁵ = 99450023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 99449996 and 99450023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99450059) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161929 + ... + 162541.

It is an arithmetic number, because the mean of its divisors is an integer number (7592724).

Almost surely, 2^99450055 is an apocalyptic number.

99450055 is a deficient number, since it is larger than the sum of its proper divisors (22033529).

99450055 is a wasteful number, since it uses less digits than its factorization.

99450055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1146.

The product of its (nonzero) digits is 40500, while the sum is 37.

The square root of 99450055 is about 9972.4648407503. The cubic root of 99450055 is about 463.3064459436.

The spelling of 99450055 in words is "ninety-nine million, four hundred fifty thousand, fifty-five".