1423553152 has 64 divisors (see below), whose sum is σ = 3263184000. Its totient is φ = 605942784.

The previous prime is 1423553149. The next prime is 1423553161. The reversal of 1423553152 is 2513553241.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128173 + ... + 138835.

It is an arithmetic number, because the mean of its divisors is an integer number (50987250).

Almost surely, 2^1423553152 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1423553152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1631592000).

1423553152 is an abundant number, since it is smaller than the sum of its proper divisors (1839630848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1423553152 is a wasteful number, since it uses less digits than its factorization.

1423553152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10833 (or 10821 counting only the distinct ones).

The product of its digits is 18000, while the sum is 31.

The square root of 1423553152 is about 37730.0033395175. The cubic root of 1423553152 is about 1124.9275744650.

The spelling of 1423553152 in words is "one billion, four hundred twenty-three million, five hundred fifty-three thousand, one hundred fifty-two".