22681722470 has 32 divisors (see below), whose sum is σ = 44553839616. Its totient is φ = 8245087200.

The previous prime is 22681722461. The next prime is 22681722493. The reversal of 22681722470 is 7422718622.

It is a super-3 number, since 3×22681722470³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 303755 + ... + 370985.

It is an arithmetic number, because the mean of its divisors is an integer number (1392307488).

Almost surely, 2^22681722470 is an apocalyptic number.

22681722470 is a deficient number, since it is larger than the sum of its proper divisors (21872117146).

22681722470 is a wasteful number, since it uses less digits than its factorization.

22681722470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70316.

The product of its (nonzero) digits is 150528, while the sum is 41.

The spelling of 22681722470 in words is "twenty-two billion, six hundred eighty-one million, seven hundred twenty-two thousand, four hundred seventy".