22751072458 has 8 divisors (see below), whose sum is σ = 34133444928. Its totient is φ = 11373257484.

The previous prime is 22751072447. The next prime is 22751072459. The reversal of 22751072458 is 85427015722.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×22751072458² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22751072459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1126866 + ... + 1146877.

It is an arithmetic number, because the mean of its divisors is an integer number (4266680616).

Almost surely, 2^22751072458 is an apocalyptic number.

22751072458 is a deficient number, since it is larger than the sum of its proper divisors (11382372470).

22751072458 is a wasteful number, since it uses less digits than its factorization.

22751072458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2278748.

The product of its (nonzero) digits is 313600, while the sum is 43.

The spelling of 22751072458 in words is "twenty-two billion, seven hundred fifty-one million, seventy-two thousand, four hundred fifty-eight".