14922050490649 has 27 divisors (see below), whose sum is σ = 15299124521149. Its totient is φ = 14554197445760.

The previous prime is 14922050490583. The next prime is 14922050490709. The reversal of 14922050490649 is 94609405022941.

The square root of 14922050490649 is 3862907.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 283529625625 + 14638520865024 = 532475^2 + 3826032^2 .

It is not a de Polignac number, because 14922050490649 - 2¹⁹ = 14922049966361 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14922050490649.

It is not an unprimeable number, because it can be changed into a prime (14920050490649) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 53103382389 + ... + 53103382669.

Almost surely, 2^{14922050490649} is an apocalyptic number.

14922050490649 is the 3862907-th square number.

14922050490649 is the 1931454-th centered octagonal number.

It is an amenable number.

14922050490649 is a deficient number, since it is larger than the sum of its proper divisors (377074030500).

14922050490649 is an frugal number, since it uses more digits than its factorization.

14922050490649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1146 (or 573 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 55.

The spelling of 14922050490649 in words is "fourteen trillion, nine hundred twenty-two billion, fifty million, four hundred ninety thousand, six hundred forty-nine".