9906199062 has 16 divisors (see below), whose sum is σ = 20855156160. Its totient is φ = 3128273352.

The previous prime is 9906199049. The next prime is 9906199067. The reversal of 9906199062 is 2609916099.

It is a junction number, because it is equal to n+sod(n) for n = 9906198996 and 9906199014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9906199067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43448128 + ... + 43448355.

It is an arithmetic number, because the mean of its divisors is an integer number (1303447260).

Almost surely, 2^9906199062 is an apocalyptic number.

9906199062 is an abundant number, since it is smaller than the sum of its proper divisors (10948957098).

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

9906199062 is a wasteful number, since it uses less digits than its factorization.

9906199062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86896507.

The product of its (nonzero) digits is 472392, while the sum is 51.

The square root of 9906199062 is about 99529.8902943231. The cubic root of 9906199062 is about 2147.6772508185.

The spelling of 9906199062 in words is "nine billion, nine hundred six million, one hundred ninety-nine thousand, sixty-two".