11601275450 has 12 divisors (see below), whose sum is σ = 21578372430. Its totient is φ = 4640510160.

The previous prime is 11601275443. The next prime is 11601275453. The reversal of 11601275450 is 5457210611.

11601275450 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 6417131449 + 5184144001 = 80107^2 + 72001^2 .

It is not an unprimeable number, because it can be changed into a prime (11601275453) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 116012705 + ... + 116012804.

Almost surely, 2^11601275450 is an apocalyptic number.

11601275450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11601275450 is a deficient number, since it is larger than the sum of its proper divisors (9977096980).

11601275450 is a wasteful number, since it uses less digits than its factorization.

11601275450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232025521 (or 232025516 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 32.

The spelling of 11601275450 in words is "eleven billion, six hundred one million, two hundred seventy-five thousand, four hundred fifty".