722133042540 has 192 divisors, whose sum is σ = 2541531009024. Its totient is φ = 149120335872.

The previous prime is 722133042479. The next prime is 722133042551. The reversal of 722133042540 is 45240331227.

It is a super-2 number, since 2×722133042540² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1150389 + ... + 1663628.

It is an arithmetic number, because the mean of its divisors is an integer number (13237140672).

Almost surely, 2^722133042540 is an apocalyptic number.

722133042540 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

722133042540 is an abundant number, since it is smaller than the sum of its proper divisors (1819397966484).

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

722133042540 is a wasteful number, since it uses less digits than its factorization.

722133042540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2814096 (or 2814094 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 33.

Adding to 722133042540 its reverse (45240331227), we get a palindrome (767373373767).

The spelling of 722133042540 in words is "seven hundred twenty-two billion, one hundred thirty-three million, forty-two thousand, five hundred forty".