22998012740 has 96 divisors (see below), whose sum is σ = 50684659200. Its totient is φ = 8756398080.

The previous prime is 22998012689. The next prime is 22998012769. The reversal of 22998012740 is 4721089922.

It is a super-3 number, since 3×22998012740³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22998012691 and 22998012700.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15762131 + ... + 15763589.

It is an arithmetic number, because the mean of its divisors is an integer number (527965200).

Almost surely, 2^22998012740 is an apocalyptic number.

22998012740 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 22998012740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25342329600).

22998012740 is an abundant number, since it is smaller than the sum of its proper divisors (27686646460).

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

22998012740 is a wasteful number, since it uses less digits than its factorization.

22998012740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1965 (or 1963 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 44.

The spelling of 22998012740 in words is "twenty-two billion, nine hundred ninety-eight million, twelve thousand, seven hundred forty".