15541152532 has 12 divisors (see below), whose sum is σ = 28379496096. Its totient is φ = 7432725080.

The previous prime is 15541152511. The next prime is 15541152533. The reversal of 15541152532 is 23525114551.

15541152532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×15541152532² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15541152533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84462694 + ... + 84462877.

It is an arithmetic number, because the mean of its divisors is an integer number (2364958008).

Almost surely, 2^15541152532 is an apocalyptic number.

It is an amenable number.

15541152532 is a deficient number, since it is larger than the sum of its proper divisors (12838343564).

15541152532 is a wasteful number, since it uses less digits than its factorization.

15541152532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168925598 (or 168925596 counting only the distinct ones).

The product of its digits is 30000, while the sum is 34.

The spelling of 15541152532 in words is "fifteen billion, five hundred forty-one million, one hundred fifty-two thousand, five hundred thirty-two".