2669604148 has 6 divisors (see below), whose sum is σ = 4671807266. Its totient is φ = 1334802072.

The previous prime is 2669604143. The next prime is 2669604149. The reversal of 2669604148 is 8414069662.

It can be written as a sum of positive squares in only one way, i.e., 1422949284 + 1246654864 = 37722^2 + 35308^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2669604098 and 2669604107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2669604143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 333700515 + ... + 333700522.

Almost surely, 2^2669604148 is an apocalyptic number.

It is an amenable number.

2669604148 is a deficient number, since it is larger than the sum of its proper divisors (2002203118).

2669604148 is a wasteful number, since it uses less digits than its factorization.

2669604148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667401041 (or 667401039 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 46.

The square root of 2669604148 is about 51668.2121618312. The cubic root of 2669604148 is about 1387.2315458010.

The spelling of 2669604148 in words is "two billion, six hundred sixty-nine million, six hundred four thousand, one hundred forty-eight".