162769971532 has 72 divisors (see below), whose sum is σ = 340515209216. Its totient is φ = 66685205664.

The previous prime is 162769971523. The next prime is 162769971541. The reversal of 162769971532 is 235179967261.

It is a happy number.

162769971532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (162769971523) and next prime (162769971541).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45426613 + ... + 45430195.

Almost surely, 2^162769971532 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 162769971532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170257604608).

162769971532 is an abundant number, since it is smaller than the sum of its proper divisors (177745237684).

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

162769971532 is a wasteful number, since it uses less digits than its factorization.

162769971532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6707 (or 6682 counting only the distinct ones).

The product of its digits is 8573040, while the sum is 58.

The spelling of 162769971532 in words is "one hundred sixty-two billion, seven hundred sixty-nine million, nine hundred seventy-one thousand, five hundred thirty-two".