15242433552 has 140 divisors (see below), whose sum is σ = 45359443164. Its totient is φ = 4956733440.

The previous prime is 15242433551. The next prime is 15242433589. The reversal of 15242433552 is 25533424251.

15242433552 is a `hidden beast` number, since 1 + 52 + 4 + 24 + 33 + 552 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1838351376 + 13404082176 = 42876^2 + 115776^2 .

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 (15242433551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 462288 + ... + 494160.

Almost surely, 2^15242433552 is an apocalyptic number.

15242433552 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 15242433552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22679721582).

15242433552 is an abundant number, since it is smaller than the sum of its proper divisors (30117009612).

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

15242433552 is an equidigital number, since it uses as much as digits as its factorization.

15242433552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31940 (or 31919 counting only the distinct ones).

The product of its digits is 144000, while the sum is 36.

The spelling of 15242433552 in words is "fifteen billion, two hundred forty-two million, four hundred thirty-three thousand, five hundred fifty-two".