10168785522 has 192 divisors, whose sum is σ = 27948211200. Its totient is φ = 2706281280.

The previous prime is 10168785499. The next prime is 10168785547. The reversal of 10168785522 is 22558786101.

10168785522 is a `hidden beast` number, since 1 + 0 + 16 + 87 + 8 + 552 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3941629 + ... + 3944207.

It is an arithmetic number, because the mean of its divisors is an integer number (145563600).

Almost surely, 2^10168785522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10168785522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13974105600).

10168785522 is an abundant number, since it is smaller than the sum of its proper divisors (17779425678).

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

10168785522 is a wasteful number, since it uses less digits than its factorization.

10168785522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2683 (or 2671 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 45.

The spelling of 10168785522 in words is "ten billion, one hundred sixty-eight million, seven hundred eighty-five thousand, five hundred twenty-two".