99995942258 has 8 divisors (see below), whose sum is σ = 154047803052. Its totient is φ = 48646674576.

The previous prime is 99995942239. The next prime is 99995942311. The reversal of 99995942258 is 85224959999.

It can be written as a sum of positive squares in 2 ways, for example, as 99437423569 + 558518689 = 315337^2 + 23633^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 99995942191 and 99995942200.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 675648185 + ... + 675648332.

Almost surely, 2^99995942258 is an apocalyptic number.

99995942258 is a deficient number, since it is larger than the sum of its proper divisors (54051860794).

99995942258 is a wasteful number, since it uses less digits than its factorization.

99995942258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1351296556.

The product of its digits is 188956800, while the sum is 71.

The spelling of 99995942258 in words is "ninety-nine billion, nine hundred ninety-five million, nine hundred forty-two thousand, two hundred fifty-eight".