163362334779720 has 192 divisors, whose sum is σ = 536391773498880. Its totient is φ = 43115434311168.

The previous prime is 163362334779719. The next prime is 163362334779737. The reversal of 163362334779720 is 27977433263361.

163362334779720 is a `hidden beast` number, since 1 + 6 + 3 + 3 + 62 + 33 + 477 + 9 + 72 + 0 = 666.

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, 62988529 + ... + 65530751.

It is an arithmetic number, because the mean of its divisors is an integer number (2793707153640).

Almost surely, 2^{163362334779720} is an apocalyptic number.

163362334779720 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 163362334779720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (268195886749440).

163362334779720 is an abundant number, since it is smaller than the sum of its proper divisors (373029438719160).

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

163362334779720 is a wasteful number, since it uses less digits than its factorization.

163362334779720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2544076 (or 2544069 counting only the distinct ones).

The product of its (nonzero) digits is 144027072, while the sum is 63.

The spelling of 163362334779720 in words is "one hundred sixty-three trillion, three hundred sixty-two billion, three hundred thirty-four million, seven hundred seventy-nine thousand, seven hundred twenty".