2150663226446 has 48 divisors (see below), whose sum is σ = 3917293280640. Its totient is φ = 881312992560.

The previous prime is 2150663226431. The next prime is 2150663226493. The reversal of 2150663226446 is 6446223660512.

It is a self number, because there is not a number n which added to its sum of digits gives 2150663226446.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5980985 + ... + 6330363.

It is an arithmetic number, because the mean of its divisors is an integer number (81610276680).

Almost surely, 2^{2150663226446} is an apocalyptic number.

2150663226446 is a deficient number, since it is larger than the sum of its proper divisors (1766630054194).

2150663226446 is a wasteful number, since it uses less digits than its factorization.

2150663226446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352149 (or 352142 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 47.

Adding to 2150663226446 its reverse (6446223660512), we get a palindrome (8596886886958).

The spelling of 2150663226446 in words is "two trillion, one hundred fifty billion, six hundred sixty-three million, two hundred twenty-six thousand, four hundred forty-six".