99501458068 has 6 divisors (see below), whose sum is σ = 174127551626. Its totient is φ = 49750729032.

The previous prime is 99501458047. The next prime is 99501458113. The reversal of 99501458068 is 86085410599.

It can be written as a sum of positive squares in only one way, i.e., 99491038084 + 10419984 = 315422^2 + 3228^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12437682255 + ... + 12437682262.

Almost surely, 2^99501458068 is an apocalyptic number.

It is an amenable number.

99501458068 is a deficient number, since it is larger than the sum of its proper divisors (74626093558).

99501458068 is a wasteful number, since it uses less digits than its factorization.

99501458068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24875364521 (or 24875364519 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 55.

The spelling of 99501458068 in words is "ninety-nine billion, five hundred one million, four hundred fifty-eight thousand, sixty-eight".