322474979040 has 192 divisors, whose sum is σ = 1039270901760. Its totient is φ = 84028538880.

The previous prime is 322474979011. The next prime is 322474979041. The reversal of 322474979040 is 40979474223.

It is a super-2 number, since 2×322474979040² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322474979041) 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, 3634405 + ... + 3722075.

It is an arithmetic number, because the mean of its divisors is an integer number (5412869280).

Almost surely, 2^322474979040 is an apocalyptic number.

322474979040 is a gapful number since it is divisible by the number (30) 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 322474979040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (519635450880).

322474979040 is an abundant number, since it is smaller than the sum of its proper divisors (716795922720).

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

322474979040 is a wasteful number, since it uses less digits than its factorization.

322474979040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87865 (or 87857 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 51.

The spelling of 322474979040 in words is "three hundred twenty-two billion, four hundred seventy-four million, nine hundred seventy-nine thousand, forty".