1162166434422 has 128 divisors (see below), whose sum is σ = 2764755431424. Its totient is φ = 318843977088.

The previous prime is 1162166434397. The next prime is 1162166434459. The reversal of 1162166434422 is 2244346612611.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 19739713 + ... + 19798499.

It is an arithmetic number, because the mean of its divisors is an integer number (21599651808).

Almost surely, 2^{1162166434422} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1162166434422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1382377715712).

1162166434422 is an abundant number, since it is smaller than the sum of its proper divisors (1602588997002).

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

1162166434422 is a wasteful number, since it uses less digits than its factorization.

1162166434422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59042.

The product of its digits is 331776, while the sum is 42.

The spelling of 1162166434422 in words is "one trillion, one hundred sixty-two billion, one hundred sixty-six million, four hundred thirty-four thousand, four hundred twenty-two".