22151353445 has 64 divisors (see below), whose sum is σ = 29658908160. Its totient is φ = 15781229568.

The previous prime is 22151353409. The next prime is 22151353457. The reversal of 22151353445 is 54435315122.

It is not a de Polignac number, because 22151353445 - 2¹² = 22151349349 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 79968647 + ... + 79968923.

It is an arithmetic number, because the mean of its divisors is an integer number (463420440).

Almost surely, 2^22151353445 is an apocalyptic number.

It is an amenable number.

22151353445 is a deficient number, since it is larger than the sum of its proper divisors (7507554715).

22151353445 is a wasteful number, since it uses less digits than its factorization.

22151353445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654.

The product of its digits is 72000, while the sum is 35.

Adding to 22151353445 its reverse (54435315122), we get a palindrome (76586668567).

The spelling of 22151353445 in words is "twenty-two billion, one hundred fifty-one million, three hundred fifty-three thousand, four hundred forty-five".