99425275516812 has 48 divisors (see below), whose sum is σ = 280730189698560. Its totient is φ = 26736208541952.

The previous prime is 99425275516811. The next prime is 99425275516909. The reversal of 99425275516812 is 21861557252499.

It is not an unprimeable number, because it can be changed into a prime (99425275516811) 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, 34812770112 + ... + 34812772967.

It is an arithmetic number, because the mean of its divisors is an integer number (5848545618720).

Almost surely, 2^{99425275516812} is an apocalyptic number.

It is an amenable number.

99425275516812 is an abundant number, since it is smaller than the sum of its proper divisors (181304914181748).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99425275516812 is a wasteful number, since it uses less digits than its factorization.

99425275516812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69625543110 (or 69625543108 counting only the distinct ones).

The product of its digits is 108864000, while the sum is 66.

The spelling of 99425275516812 in words is "ninety-nine trillion, four hundred twenty-five billion, two hundred seventy-five million, five hundred sixteen thousand, eight hundred twelve".