22012051898760 has 512 divisors, whose sum is σ = 87192897638400. Its totient is φ = 4303933931520.

The previous prime is 22012051898699. The next prime is 22012051898779. The reversal of 22012051898760 is 6789815021022.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 874765939 + ... + 874791101.

It is an arithmetic number, because the mean of its divisors is an integer number (170298628200).

Almost surely, 2^{22012051898760} is an apocalyptic number.

22012051898760 is a gapful number since it is divisible by the number (20) 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 22012051898760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43596448819200).

22012051898760 is an abundant number, since it is smaller than the sum of its proper divisors (65180845739640).

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

22012051898760 is a wasteful number, since it uses less digits than its factorization.

22012051898760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30781 (or 30777 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 51.

The spelling of 22012051898760 in words is "twenty-two trillion, twelve billion, fifty-one million, eight hundred ninety-eight thousand, seven hundred sixty".