15450055222 has 8 divisors (see below), whose sum is σ = 26485808976. Its totient is φ = 6621452232.

The previous prime is 15450055217. The next prime is 15450055223. The reversal of 15450055222 is 22255005451.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15450055223) 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, 551787673 + ... + 551787700.

It is an arithmetic number, because the mean of its divisors is an integer number (3310726122).

Almost surely, 2^15450055222 is an apocalyptic number.

15450055222 is a deficient number, since it is larger than the sum of its proper divisors (11035753754).

15450055222 is a wasteful number, since it uses less digits than its factorization.

15450055222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1103575382.

The product of its (nonzero) digits is 20000, while the sum is 31.

The spelling of 15450055222 in words is "fifteen billion, four hundred fifty million, fifty-five thousand, two hundred twenty-two".