15598380672 has 384 divisors, whose sum is σ = 54999509760. Its totient is φ = 4145872896.

The previous prime is 15598380661. The next prime is 15598380683. The reversal of 15598380672 is 27608389551.

15598380672 is a `hidden beast` number, since 1 + 559 + 8 + 3 + 80 + 6 + 7 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (15598380661) and next prime (15598380683).

It is a tau number, because it is divible by the number of its divisors (384).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6861328 + ... + 6863600.

It is an arithmetic number, because the mean of its divisors is an integer number (143227890).

Almost surely, 2^15598380672 is an apocalyptic number.

15598380672 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 15598380672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27499754880).

15598380672 is an abundant number, since it is smaller than the sum of its proper divisors (39401129088).

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

15598380672 is a wasteful number, since it uses less digits than its factorization.

15598380672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2360 (or 2345 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 54.

The spelling of 15598380672 in words is "fifteen billion, five hundred ninety-eight million, three hundred eighty thousand, six hundred seventy-two".