22315252445452 has 24 divisors (see below), whose sum is σ = 41349004106256. Its totient is φ = 10501256160768.

The previous prime is 22315252445429. The next prime is 22315252445461. The reversal of 22315252445452 is 25454425251322.

It is a super-3 number, since 3×22315252445452³ (a number of 41 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26678863 + ... + 27502585.

It is an arithmetic number, because the mean of its divisors is an integer number (1722875171094).

Almost surely, 2^{22315252445452} is an apocalyptic number.

It is an amenable number.

22315252445452 is a deficient number, since it is larger than the sum of its proper divisors (19033751660804).

22315252445452 is a wasteful number, since it uses less digits than its factorization.

22315252445452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1222137 (or 1222135 counting only the distinct ones).

The product of its digits is 3840000, while the sum is 46.

Adding to 22315252445452 its reverse (25454425251322), we get a palindrome (47769677696774).

The spelling of 22315252445452 in words is "twenty-two trillion, three hundred fifteen billion, two hundred fifty-two million, four hundred forty-five thousand, four hundred fifty-two".