1145475372328 has 16 divisors (see below), whose sum is σ = 2454590083680. Its totient is φ = 490918016688.

The previous prime is 1145475372323. The next prime is 1145475372341. The reversal of 1145475372328 is 8232735745411.

It is a super-2 number, since 2×1145475372328² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1145475372323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10227458626 + ... + 10227458737.

It is an arithmetic number, because the mean of its divisors is an integer number (153411880230).

Almost surely, 2^{1145475372328} is an apocalyptic number.

It is an amenable number.

1145475372328 is an abundant number, since it is smaller than the sum of its proper divisors (1309114711352).

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

1145475372328 is a wasteful number, since it uses less digits than its factorization.

1145475372328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20454917376 (or 20454917372 counting only the distinct ones).

The product of its digits is 5644800, while the sum is 52.

The spelling of 1145475372328 in words is "one trillion, one hundred forty-five billion, four hundred seventy-five million, three hundred seventy-two thousand, three hundred twenty-eight".