99473689080 has 192 divisors, whose sum is σ = 351283046400. Its totient is φ = 24319491840.

The previous prime is 99473689079. The next prime is 99473689087. The reversal of 99473689080 is 8098637499.

99473689080 is a `hidden beast` number, since 9 + 9 + 473 + 6 + 89 + 0 + 80 = 666.

It is a super-2 number, since 2×99473689080² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 99473688999 and 99473689017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99473689087) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 22524 + ... + 446603.

It is an arithmetic number, because the mean of its divisors is an integer number (1829599200).

Almost surely, 2^99473689080 is an apocalyptic number.

99473689080 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99473689080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175641523200).

99473689080 is an abundant number, since it is smaller than the sum of its proper divisors (251809357320).

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

99473689080 is a wasteful number, since it uses less digits than its factorization.

99473689080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469194 (or 469187 counting only the distinct ones).

The product of its (nonzero) digits is 23514624, while the sum is 63.

The spelling of 99473689080 in words is "ninety-nine billion, four hundred seventy-three million, six hundred eighty-nine thousand, eighty".