22061632020520 has 32 divisors (see below), whose sum is σ = 49638807076320. Its totient is φ = 8824628802880.

The previous prime is 22061632020509. The next prime is 22061632020559. The reversal of 22061632020520 is 2502023616022.

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 7 ways as a sum of consecutive naturals, for example, 25343619 + ... + 26199661.

It is an arithmetic number, because the mean of its divisors is an integer number (1551212721135).

Almost surely, 2^{22061632020520} is an apocalyptic number.

22061632020520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22061632020520 is an abundant number, since it is smaller than the sum of its proper divisors (27577175055800).

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

22061632020520 is a wasteful number, since it uses less digits than its factorization.

22061632020520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1500345 (or 1500341 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 22061632020520 its reverse (2502023616022), we get a palindrome (24563655636542).

The spelling of 22061632020520 in words is "twenty-two trillion, sixty-one billion, six hundred thirty-two million, twenty thousand, five hundred twenty".