99442359850 has 12 divisors (see below), whose sum is σ = 184962789414. Its totient is φ = 39776943920.

The previous prime is 99442359827. The next prime is 99442359857. The reversal of 99442359850 is 5895324499.

It can be written as a sum of positive squares in 3 ways, for example, as 50587656889 + 48854702961 = 224917^2 + 221031^2 .

It is not an unprimeable number, because it can be changed into a prime (99442359857) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 994423549 + ... + 994423648.

Almost surely, 2^99442359850 is an apocalyptic number.

99442359850 is a deficient number, since it is larger than the sum of its proper divisors (85520429564).

99442359850 is a wasteful number, since it uses less digits than its factorization.

99442359850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1988847209 (or 1988847204 counting only the distinct ones).

The product of its (nonzero) digits is 13996800, while the sum is 58.

The spelling of 99442359850 in words is "ninety-nine billion, four hundred forty-two million, three hundred fifty-nine thousand, eight hundred fifty".