60164220420 has 96 divisors (see below), whose sum is σ = 187553520000. Its totient is φ = 16011568512.

The previous prime is 60164220409. The next prime is 60164220421. The reversal of 60164220420 is 2402246106.

60164220420 is a `hidden beast` number, since 6 + 0 + 16 + 4 + 220 + 420 = 666.

It is a super-3 number, since 3×60164220420³ (a number of 33 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (60164220421) 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, 157822 + ... + 381098.

It is an arithmetic number, because the mean of its divisors is an integer number (1953682500).

Almost surely, 2^60164220420 is an apocalyptic number.

60164220420 is a gapful number since it is divisible by the number (60) 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 60164220420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93776760000).

60164220420 is an abundant number, since it is smaller than the sum of its proper divisors (127389299580).

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

60164220420 is a wasteful number, since it uses less digits than its factorization.

60164220420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223794 (or 223786 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 60164220420 its reverse (2402246106), we get a palindrome (62566466526).

The spelling of 60164220420 in words is "sixty billion, one hundred sixty-four million, two hundred twenty thousand, four hundred twenty".