2445072046646 has 4 divisors (see below), whose sum is σ = 3667608069972. Its totient is φ = 1222536023322.

The previous prime is 2445072046621. The next prime is 2445072046709. The reversal of 2445072046646 is 6466402705442.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2445072046594 and 2445072046603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611268011660 + ... + 611268011663.

It is an arithmetic number, because the mean of its divisors is an integer number (916902017493).

Almost surely, 2^{2445072046646} is an apocalyptic number.

2445072046646 is a deficient number, since it is larger than the sum of its proper divisors (1222536023326).

2445072046646 is a wasteful number, since it uses less digits than its factorization.

2445072046646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1222536023325.

The product of its (nonzero) digits is 7741440, while the sum is 50.

The spelling of 2445072046646 in words is "two trillion, four hundred forty-five billion, seventy-two million, forty-six thousand, six hundred forty-six".