6996023136 has 120 divisors (see below), whose sum is σ = 21658162680. Its totient is φ = 2209254912.

The previous prime is 6996023093. The next prime is 6996023197. The reversal of 6996023136 is 6313206996.

It is a happy number.

6996023136 is a `hidden beast` number, since 6 + 9 + 9 + 602 + 3 + 1 + 36 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 6996023091 and 6996023100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 21781 + ... + 120276.

It is an arithmetic number, because the mean of its divisors is an integer number (180484689).

Almost surely, 2^6996023136 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 6996023136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10829081340).

6996023136 is an abundant number, since it is smaller than the sum of its proper divisors (14662139544).

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

6996023136 is a wasteful number, since it uses less digits than its factorization.

6996023136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142098 (or 142081 counting only the distinct ones).

The product of its (nonzero) digits is 314928, while the sum is 45.

The square root of 6996023136 is about 83642.2329687581. The cubic root of 6996023136 is about 1912.5688538071.

It can be divided in two parts, 69960 and 23136, that added together give a triangular number (93096 = T₄₃₁).

The spelling of 6996023136 in words is "six billion, nine hundred ninety-six million, twenty-three thousand, one hundred thirty-six".