16427293644061 has 16 divisors (see below), whose sum is σ = 17457247526400. Its totient is φ = 15413938264368.

The previous prime is 16427293644011. The next prime is 16427293644071. The reversal of 16427293644061 is 16044639272461.

It is a cyclic number.

It is not a de Polignac number, because 16427293644061 - 2¹¹ = 16427293642013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16427293643993 and 16427293644011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16427293644001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8613450 + ... + 10346308.

It is an arithmetic number, because the mean of its divisors is an integer number (1091077970400).

Almost surely, 2^{16427293644061} is an apocalyptic number.

It is an amenable number.

16427293644061 is a deficient number, since it is larger than the sum of its proper divisors (1029953882339).

16427293644061 is a wasteful number, since it uses less digits than its factorization.

16427293644061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1737648.

The product of its (nonzero) digits is 10450944, while the sum is 55.

The spelling of 16427293644061 in words is "sixteen trillion, four hundred twenty-seven billion, two hundred ninety-three million, six hundred forty-four thousand, sixty-one".