32273450155 has 16 divisors (see below), whose sum is σ = 40645592640. Its totient is φ = 24553437568.

The previous prime is 32273450129. The next prime is 32273450159. The reversal of 32273450155 is 55105437223.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 32273450155 - 2⁵ = 32273450123 is a prime.

It is not an unprimeable number, because it can be changed into a prime (32273450159) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 791200 + ... + 830989.

It is an arithmetic number, because the mean of its divisors is an integer number (2540349540).

Almost surely, 2^32273450155 is an apocalyptic number.

32273450155 is a deficient number, since it is larger than the sum of its proper divisors (8372142485).

32273450155 is a wasteful number, since it uses less digits than its factorization.

32273450155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1622390.

The product of its (nonzero) digits is 126000, while the sum is 37.

Adding to 32273450155 its reverse (55105437223), we get a palindrome (87378887378).

The spelling of 32273450155 in words is "thirty-two billion, two hundred seventy-three million, four hundred fifty thousand, one hundred fifty-five".