16126739748244 has 12 divisors (see below), whose sum is σ = 28221832830100. Its totient is φ = 8063358939648.

The previous prime is 16126739748239. The next prime is 16126739748269. The reversal of 16126739748244 is 44284793762161.

It can be written as a sum of positive squares in 2 ways, for example, as 9452009145744 + 6674730602500 = 3074412^2 + 2583550^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1220212 + ... + 5808820.

Almost surely, 2^{16126739748244} is an apocalyptic number.

It is an amenable number.

16126739748244 is a deficient number, since it is larger than the sum of its proper divisors (12095093081856).

16126739748244 is a wasteful number, since it uses less digits than its factorization.

16126739748244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5467242 (or 5467240 counting only the distinct ones).

The product of its digits is 97542144, while the sum is 64.

The spelling of 16126739748244 in words is "sixteen trillion, one hundred twenty-six billion, seven hundred thirty-nine million, seven hundred forty-eight thousand, two hundred forty-four".