1552231530432 has 168 divisors, whose sum is σ = 4912142901120. Its totient is φ = 464705886720.

The previous prime is 1552231530413. The next prime is 1552231530433. The reversal of 1552231530432 is 2340351322551.

1552231530432 is a `hidden beast` number, since 1 + 5 + 5 + 2 + 2 + 315 + 304 + 32 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1552231530433) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 949932 + ... + 2001707.

It is an arithmetic number, because the mean of its divisors is an integer number (29238945840).

Almost surely, 2^{1552231530432} is an apocalyptic number.

1552231530432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1552231530432 is an abundant number, since it is smaller than the sum of its proper divisors (3359911370688).

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

1552231530432 is a wasteful number, since it uses less digits than its factorization.

1552231530432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2951751 (or 2951738 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

Adding to 1552231530432 its reverse (2340351322551), we get a palindrome (3892582852983).

The spelling of 1552231530432 in words is "one trillion, five hundred fifty-two billion, two hundred thirty-one million, five hundred thirty thousand, four hundred thirty-two".