22746489128620 has 12 divisors (see below), whose sum is σ = 47767627170144. Its totient is φ = 9098595651440.

The previous prime is 22746489128603. The next prime is 22746489128681. The reversal of 22746489128620 is 2682198464722.

It is a happy number.

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 3 ways as a sum of consecutive naturals, for example, 568662228196 + ... + 568662228235.

It is an arithmetic number, because the mean of its divisors is an integer number (3980635597512).

Almost surely, 2^{22746489128620} is an apocalyptic number.

22746489128620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22746489128620 is an abundant number, since it is smaller than the sum of its proper divisors (25021138041524).

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

22746489128620 is a wasteful number, since it uses less digits than its factorization.

22746489128620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1137324456440 (or 1137324456438 counting only the distinct ones).

The product of its (nonzero) digits is 37158912, while the sum is 61.

The spelling of 22746489128620 in words is "twenty-two trillion, seven hundred forty-six billion, four hundred eighty-nine million, one hundred twenty-eight thousand, six hundred twenty".