162573555120 has 160 divisors (see below), whose sum is σ = 528094771200. Its totient is φ = 41294195712.

The previous prime is 162573555077. The next prime is 162573555127. The reversal of 162573555120 is 21555375261.

It is not an unprimeable number, because it can be changed into a prime (162573555127) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1257666 + ... + 1380894.

It is an arithmetic number, because the mean of its divisors is an integer number (3300592320).

Almost surely, 2^162573555120 is an apocalyptic number.

162573555120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 162573555120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (264047385600).

162573555120 is an abundant number, since it is smaller than the sum of its proper divisors (365521216080).

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

162573555120 is a wasteful number, since it uses less digits than its factorization.

162573555120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123507 (or 123501 counting only the distinct ones).

The product of its (nonzero) digits is 315000, while the sum is 42.

The spelling of 162573555120 in words is "one hundred sixty-two billion, five hundred seventy-three million, five hundred fifty-five thousand, one hundred twenty".