9826072542 has 96 divisors (see below), whose sum is σ = 25818863616. Its totient is φ = 2659867200.

The previous prime is 9826072537. The next prime is 9826072567. The reversal of 9826072542 is 2452706289.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18223 + ... + 141365.

It is an arithmetic number, because the mean of its divisors is an integer number (268946496).

Almost surely, 2^9826072542 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9826072542, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12909431808).

9826072542 is an abundant number, since it is smaller than the sum of its proper divisors (15992791074).

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

9826072542 is a wasteful number, since it uses less digits than its factorization.

9826072542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123206 (or 123203 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The square root of 9826072542 is about 99126.5481190584. The cubic root of 9826072542 is about 2141.8710556960.

The spelling of 9826072542 in words is "nine billion, eight hundred twenty-six million, seventy-two thousand, five hundred forty-two".