99420076000 has 384 divisors, whose sum is σ = 292828483584. Its totient is φ = 32435251200.

The previous prime is 99420075973. The next prime is 99420076027. The reversal of 99420076000 is 67002499.

It is an interprime number because it is at equal distance from previous prime (99420075973) and next prime (99420076027).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 204147757 + ... + 204148243.

It is an arithmetic number, because the mean of its divisors is an integer number (762574176).

Almost surely, 2^99420076000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99420076000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146414241792).

99420076000 is an abundant number, since it is smaller than the sum of its proper divisors (193408407584).

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

99420076000 is a wasteful number, since it uses less digits than its factorization.

99420076000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 859 (or 841 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 37.

Adding to 99420076000 its reverse (67002499), we get a palindrome (99487078499).

The spelling of 99420076000 in words is "ninety-nine billion, four hundred twenty million, seventy-six thousand".