2145474965914 has 24 divisors (see below), whose sum is σ = 3779980877088. Its totient is φ = 910562186520.

The previous prime is 2145474965873. The next prime is 2145474965927. The reversal of 2145474965914 is 4195694745412.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 106264672 + ... + 106284859.

It is an arithmetic number, because the mean of its divisors is an integer number (157499203212).

Almost surely, 2^{2145474965914} is an apocalyptic number.

2145474965914 is a deficient number, since it is larger than the sum of its proper divisors (1634505911174).

2145474965914 is a wasteful number, since it uses less digits than its factorization.

2145474965914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212549650 (or 212549643 counting only the distinct ones).

The product of its digits is 43545600, while the sum is 61.

The spelling of 2145474965914 in words is "two trillion, one hundred forty-five billion, four hundred seventy-four million, nine hundred sixty-five thousand, nine hundred fourteen".