15445361222 has 8 divisors (see below), whose sum is σ = 23169670272. Its totient is φ = 7722137800.

The previous prime is 15445361213. The next prime is 15445361257. The reversal of 15445361222 is 22216354451.

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

It is a super-2 number, since 2×15445361222² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 234854 + ... + 293337.

It is an arithmetic number, because the mean of its divisors is an integer number (2896208784).

Almost surely, 2^15445361222 is an apocalyptic number.

15445361222 is a deficient number, since it is larger than the sum of its proper divisors (7724309050).

15445361222 is a wasteful number, since it uses less digits than its factorization.

15445361222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542814.

The product of its digits is 57600, while the sum is 35.

The spelling of 15445361222 in words is "fifteen billion, four hundred forty-five million, three hundred sixty-one thousand, two hundred twenty-two".