162540627340 has 576 divisors, whose sum is σ = 466324992000. Its totient is φ = 47393289216.

The previous prime is 162540627311. The next prime is 162540627407. The reversal of 162540627340 is 43726045261.

It is a junction number, because it is equal to n+sod(n) for n = 162540627293 and 162540627302.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 1035290542 + ... + 1035290698.

It is an arithmetic number, because the mean of its divisors is an integer number (809592000).

Almost surely, 2^162540627340 is an apocalyptic number.

162540627340 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 162540627340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (233162496000).

162540627340 is an abundant number, since it is smaller than the sum of its proper divisors (303784364660).

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

162540627340 is a wasteful number, since it uses less digits than its factorization.

162540627340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279 (or 250 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 40.

The spelling of 162540627340 in words is "one hundred sixty-two billion, five hundred forty million, six hundred twenty-seven thousand, three hundred forty".