2145596448 has 48 divisors (see below), whose sum is σ = 5669528256. Its totient is φ = 710457600.

The previous prime is 2145596417. The next prime is 2145596501. The reversal of 2145596448 is 8446955412.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 2145596397 and 2145596406.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59511 + ... + 88502.

It is an arithmetic number, because the mean of its divisors is an integer number (118115172).

Almost surely, 2^2145596448 is an apocalyptic number.

It is an amenable number.

2145596448 is an abundant number, since it is smaller than the sum of its proper divisors (3523931808).

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

2145596448 is a wasteful number, since it uses less digits than its factorization.

2145596448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148177 (or 148169 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 48.

The square root of 2145596448 is about 46320.5834160150. The cubic root of 2145596448 is about 1289.7811154372.

The spelling of 2145596448 in words is "two billion, one hundred forty-five million, five hundred ninety-six thousand, four hundred forty-eight".