99345449026 has 16 divisors (see below), whose sum is σ = 154273561344. Its totient is φ = 47949884064.

The previous prime is 99345449023. The next prime is 99345449029. The reversal of 99345449026 is 62094454399.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (99345449023) and next prime (99345449029).

It is not an unprimeable number, because it can be changed into a prime (99345449023) 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, 7231950 + ... + 7245673.

It is an arithmetic number, because the mean of its divisors is an integer number (9642097584).

Almost surely, 2^99345449026 is an apocalyptic number.

99345449026 is a deficient number, since it is larger than the sum of its proper divisors (54928112318).

99345449026 is a wasteful number, since it uses less digits than its factorization.

99345449026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14477745.

The product of its (nonzero) digits is 8398080, while the sum is 55.

It can be divided in two parts, 9934544 and 9026, that added together give a triangular number (9943570 = T₄₄₅₉).

The spelling of 99345449026 in words is "ninety-nine billion, three hundred forty-five million, four hundred forty-nine thousand, twenty-six".