492622631280 has 800 divisors, whose sum is σ = 1962252407808. Its totient is φ = 113467392000.

The previous prime is 492622631243. The next prime is 492622631287. The reversal of 492622631280 is 82136226294.

492622631280 is a `hidden beast` number, since 4 + 9 + 2 + 6 + 2 + 2 + 631 + 2 + 8 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (492622631287) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 273526380 + ... + 273528180.

Almost surely, 2^492622631280 is an apocalyptic number.

492622631280 is a gapful number since it is divisible by the number (40) 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 492622631280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (981126203904).

492622631280 is an abundant number, since it is smaller than the sum of its proper divisors (1469629776528).

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

492622631280 is a wasteful number, since it uses less digits than its factorization.

492622631280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2047 (or 2032 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The spelling of 492622631280 in words is "four hundred ninety-two billion, six hundred twenty-two million, six hundred thirty-one thousand, two hundred eighty".