162023687460 has 144 divisors (see below), whose sum is σ = 510838001856. Its totient is φ = 41531947776.

The previous prime is 162023687459. The next prime is 162023687521. The reversal of 162023687460 is 64786320261.

162023687460 is a `hidden beast` number, since 16 + 202 + 368 + 74 + 6 + 0 = 666.

It is a super-2 number, since 2×162023687460² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 406227 + ... + 699333.

It is an arithmetic number, because the mean of its divisors is an integer number (3547486124).

Almost surely, 2^162023687460 is an apocalyptic number.

162023687460 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 162023687460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (255419000928).

162023687460 is an abundant number, since it is smaller than the sum of its proper divisors (348814314396).

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

162023687460 is a wasteful number, since it uses less digits than its factorization.

162023687460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293242 (or 293237 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The spelling of 162023687460 in words is "one hundred sixty-two billion, twenty-three million, six hundred eighty-seven thousand, four hundred sixty".