15976920960 has 1536 divisors, whose sum is σ = 78913336320. Its totient is φ = 2866544640.

The previous prime is 15976920937. The next prime is 15976921003. The reversal of 15976920960 is 6902967951.

It is a junction number, because it is equal to n+sod(n) for n = 15976920897 and 15976920906.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 98017839 + ... + 98018001.

It is an arithmetic number, because the mean of its divisors is an integer number (51375870).

Almost surely, 2^15976920960 is an apocalyptic number.

15976920960 is a gapful number since it is divisible by the number (10) 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 15976920960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39456668160).

15976920960 is an abundant number, since it is smaller than the sum of its proper divisors (62936415360).

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

15976920960 is a wasteful number, since it uses less digits than its factorization.

15976920960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236 (or 221 counting only the distinct ones).

The product of its (nonzero) digits is 1837080, while the sum is 54.

The spelling of 15976920960 in words is "fifteen billion, nine hundred seventy-six million, nine hundred twenty thousand, nine hundred sixty".