1432256556 has 96 divisors (see below), whose sum is σ = 3628979200. Its totient is φ = 438177600.

The previous prime is 1432256533. The next prime is 1432256557. The reversal of 1432256556 is 6556522341.

It is a super-2 number, since 2×1432256556² = 4102717684409962272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1432256557) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1362231 + ... + 1363281.

Almost surely, 2^1432256556 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 1432256556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1814489600).

1432256556 is an abundant number, since it is smaller than the sum of its proper divisors (2196722644).

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

1432256556 is a wasteful number, since it uses less digits than its factorization.

1432256556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1259 (or 1257 counting only the distinct ones).

The product of its digits is 216000, while the sum is 39.

The square root of 1432256556 is about 37845.1655565146. The cubic root of 1432256556 is about 1127.2154678835.

Adding to 1432256556 its reverse (6556522341), we get a palindrome (7988778897).

The spelling of 1432256556 in words is "one billion, four hundred thirty-two million, two hundred fifty-six thousand, five hundred fifty-six".