8672042736 has 150 divisors (see below), whose sum is σ = 29197483920. Its totient is φ = 2477708352.

The previous prime is 8672042707. The next prime is 8672042761. The reversal of 8672042736 is 6372402768.

It is a junction number, because it is equal to n+sod(n) for n = 8672042691 and 8672042700.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 4776 + ... + 131783.

Almost surely, 2^8672042736 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 8672042736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14598741960).

8672042736 is an abundant number, since it is smaller than the sum of its proper divisors (20525441184).

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

8672042736 is a wasteful number, since it uses less digits than its factorization.

8672042736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136593 (or 136571 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 45.

The square root of 8672042736 is about 93123.8032728475. The cubic root of 8672042736 is about 2054.5046874878.

The spelling of 8672042736 in words is "eight billion, six hundred seventy-two million, forty-two thousand, seven hundred thirty-six".