489177460722 has 32 divisors (see below), whose sum is σ = 979198665984. Its totient is φ = 162918594000.

The previous prime is 489177460721. The next prime is 489177460741. The reversal of 489177460722 is 227064771984.

It is a super-2 number, since 2×489177460722² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (489177460721) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49855197 + ... + 49865007.

It is an arithmetic number, because the mean of its divisors is an integer number (30599958312).

Almost surely, 2^489177460722 is an apocalyptic number.

489177460722 is an abundant number, since it is smaller than the sum of its proper divisors (490021205262).

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

489177460722 is a wasteful number, since it uses less digits than its factorization.

489177460722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16134.

The product of its (nonzero) digits is 9483264, while the sum is 57.

The spelling of 489177460722 in words is "four hundred eighty-nine billion, one hundred seventy-seven million, four hundred sixty thousand, seven hundred twenty-two".