10042720662 has 64 divisors (see below), whose sum is σ = 21913778880. Its totient is φ = 3049728000.

The previous prime is 10042720657. The next prime is 10042720697. The reversal of 10042720662 is 26602724001.

10042720662 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5281912 + ... + 5283812.

It is an arithmetic number, because the mean of its divisors is an integer number (342402795).

Almost surely, 2^10042720662 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10042720662, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10956889440).

10042720662 is an abundant number, since it is smaller than the sum of its proper divisors (11871058218).

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

10042720662 is a wasteful number, since it uses less digits than its factorization.

10042720662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2769.

The product of its (nonzero) digits is 8064, while the sum is 30.

The spelling of 10042720662 in words is "ten billion, forty-two million, seven hundred twenty thousand, six hundred sixty-two".