13399099992 has 144 divisors (see below), whose sum is σ = 37726294320. Its totient is φ = 4295975040.

The previous prime is 13399099897. The next prime is 13399099993. The reversal of 13399099992 is 29999099331.

It is a super-2 number, since 2×13399099992² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13399099993) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 13630333 + ... + 13631315.

It is an arithmetic number, because the mean of its divisors is an integer number (261988155).

Almost surely, 2^13399099992 is an apocalyptic number.

13399099992 is a gapful number since it is divisible by the number (12) 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 13399099992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18863147160).

13399099992 is an abundant number, since it is smaller than the sum of its proper divisors (24327194328).

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

13399099992 is a wasteful number, since it uses less digits than its factorization.

13399099992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1254 (or 1216 counting only the distinct ones).

The product of its (nonzero) digits is 9565938, while the sum is 63.

The spelling of 13399099992 in words is "thirteen billion, three hundred ninety-nine million, ninety-nine thousand, nine hundred ninety-two".