15532554352 has 20 divisors (see below), whose sum is σ = 34393513456. Its totient is φ = 6656808960.

The previous prime is 15532554311. The next prime is 15532554439. The reversal of 15532554352 is 25345523551.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69341649 + ... + 69341872.

Almost surely, 2^15532554352 is an apocalyptic number.

It is an amenable number.

15532554352 is an abundant number, since it is smaller than the sum of its proper divisors (18860959104).

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

15532554352 is a wasteful number, since it uses less digits than its factorization.

15532554352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138683536 (or 138683530 counting only the distinct ones).

The product of its digits is 450000, while the sum is 40.

The spelling of 15532554352 in words is "fifteen billion, five hundred thirty-two million, five hundred fifty-four thousand, three hundred fifty-two".