11603897376 has 96 divisors (see below), whose sum is σ = 31606928640. Its totient is φ = 3724517376.

The previous prime is 11603897369. The next prime is 11603897377. The reversal of 11603897376 is 67379830611.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (11603897377) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 327705 + ... + 361383.

It is an arithmetic number, because the mean of its divisors is an integer number (329238840).

Almost surely, 2^11603897376 is an apocalyptic number.

11603897376 is a gapful number since it is divisible by the number (16) 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 11603897376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15803464320).

11603897376 is an abundant number, since it is smaller than the sum of its proper divisors (20003031264).

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

11603897376 is a wasteful number, since it uses less digits than its factorization.

11603897376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33826 (or 33818 counting only the distinct ones).

The product of its (nonzero) digits is 1143072, while the sum is 51.

The spelling of 11603897376 in words is "eleven billion, six hundred three million, eight hundred ninety-seven thousand, three hundred seventy-six".