1481553552 has 80 divisors (see below), whose sum is σ = 3940319232. Its totient is φ = 479445120.

The previous prime is 1481553551. The next prime is 1481553589. The reversal of 1481553552 is 2553551841.

It is a self number, because there is not a number n which added to its sum of digits gives 1481553552.

It is not an unprimeable number, because it can be changed into a prime (1481553551) 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, 283927 + ... + 289097.

Almost surely, 2^1481553552 is an apocalyptic number.

1481553552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1481553552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1970159616).

1481553552 is an abundant number, since it is smaller than the sum of its proper divisors (2458765680).

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

1481553552 is a wasteful number, since it uses less digits than its factorization.

1481553552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5356 (or 5350 counting only the distinct ones).

The product of its digits is 120000, while the sum is 39.

The square root of 1481553552 is about 38490.9541580876. The cubic root of 1481553552 is about 1140.0024499793.

The spelling of 1481553552 in words is "one billion, four hundred eighty-one million, five hundred fifty-three thousand, five hundred fifty-two".