23237556005444 has 12 divisors (see below), whose sum is σ = 44362606919568. Its totient is φ = 10562525457000.

The previous prime is 23237556005441. The next prime is 23237556005479. The reversal of 23237556005444 is 44450065573232.

It is a super-2 number, since 2×23237556005444² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23237556005392 and 23237556005401.

It is not an unprimeable number, because it can be changed into a prime (23237556005441) 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, 264063136382 + ... + 264063136469.

It is an arithmetic number, because the mean of its divisors is an integer number (3696883909964).

Almost surely, 2^{23237556005444} is an apocalyptic number.

It is an amenable number.

23237556005444 is a deficient number, since it is larger than the sum of its proper divisors (21125050914124).

23237556005444 is a wasteful number, since it uses less digits than its factorization.

23237556005444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528126272866 (or 528126272864 counting only the distinct ones).

The product of its (nonzero) digits is 12096000, while the sum is 50.

The spelling of 23237556005444 in words is "twenty-three trillion, two hundred thirty-seven billion, five hundred fifty-six million, five thousand, four hundred forty-four".