489269797632 has 360 divisors, whose sum is σ = 1818911711232. Its totient is φ = 127082649600.

The previous prime is 489269797543. The next prime is 489269797663. The reversal of 489269797632 is 236797962984.

489269797632 is a `hidden beast` number, since 489 + 2 + 6 + 9 + 79 + 76 + 3 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1443457 + ... + 1749887.

Almost surely, 2^489269797632 is an apocalyptic number.

489269797632 is a gapful number since it is divisible by the number (42) 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 489269797632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (909455855616).

489269797632 is an abundant number, since it is smaller than the sum of its proper divisors (1329641913600).

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

489269797632 is a wasteful number, since it uses less digits than its factorization.

489269797632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306477 (or 306454 counting only the distinct ones).

The product of its digits is 493807104, while the sum is 72.

The spelling of 489269797632 in words is "four hundred eighty-nine billion, two hundred sixty-nine million, seven hundred ninety-seven thousand, six hundred thirty-two".