2268154945474 has 24 divisors (see below), whose sum is σ = 3739791327804. Its totient is φ = 1030938876000.

The previous prime is 2268154945451. The next prime is 2268154945493. The reversal of 2268154945474 is 4745494518622.

It can be written as a sum of positive squares in 2 ways, for example, as 2212974586449 + 55180359025 = 1487607^2 + 234905^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6459024 + ... + 6801124.

Almost surely, 2^{2268154945474} is an apocalyptic number.

2268154945474 is a deficient number, since it is larger than the sum of its proper divisors (1471636382330).

2268154945474 is a wasteful number, since it uses less digits than its factorization.

2268154945474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369522 (or 369511 counting only the distinct ones).

The product of its digits is 77414400, while the sum is 61.

The spelling of 2268154945474 in words is "two trillion, two hundred sixty-eight billion, one hundred fifty-four million, nine hundred forty-five thousand, four hundred seventy-four".