11375375445 has 96 divisors (see below), whose sum is σ = 23802814464. Its totient is φ = 4915209600.

The previous prime is 11375375399. The next prime is 11375375447. The reversal of 11375375445 is 54457357311.

11375375445 is a `hidden beast` number, since 1 + 1 + 3 + 75 + 37 + 544 + 5 = 666.

It is not a de Polignac number, because 11375375445 - 2⁶ = 11375375381 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 11375375445.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11375375447) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 406350 + ... + 433440.

It is an arithmetic number, because the mean of its divisors is an integer number (247945984).

Almost surely, 2^11375375445 is an apocalyptic number.

11375375445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11375375445 is an abundant number, since it is smaller than the sum of its proper divisors (12427439019).

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

11375375445 is a wasteful number, since it uses less digits than its factorization.

11375375445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27183 (or 27180 counting only the distinct ones).

The product of its digits is 882000, while the sum is 45.

The spelling of 11375375445 in words is "eleven billion, three hundred seventy-five million, three hundred seventy-five thousand, four hundred forty-five".