15954263232 has 112 divisors (see below), whose sum is σ = 43719536640. Its totient is φ = 5128639488.

The previous prime is 15954263201. The next prime is 15954263233. The reversal of 15954263232 is 23236245951.

It is not an unprimeable number, because it can be changed into a prime (15954263233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9258723 + ... + 9260445.

Almost surely, 2^15954263232 is an apocalyptic number.

15954263232 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 15954263232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21859768320).

15954263232 is an abundant number, since it is smaller than the sum of its proper divisors (27765273408).

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

15954263232 is a wasteful number, since it uses less digits than its factorization.

15954263232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3430 (or 3420 counting only the distinct ones).

The product of its digits is 388800, while the sum is 42.

The spelling of 15954263232 in words is "fifteen billion, nine hundred fifty-four million, two hundred sixty-three thousand, two hundred thirty-two".