16206726147393 has 4 divisors (see below), whose sum is σ = 21608968196528. Its totient is φ = 10804484098260.

The previous prime is 16206726147277. The next prime is 16206726147421. The reversal of 16206726147393 is 39374162760261.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 16206726147393 - 2⁸ = 16206726147137 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16206726140393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2701121024563 + ... + 2701121024568.

It is an arithmetic number, because the mean of its divisors is an integer number (5402242049132).

Almost surely, 2^{16206726147393} is an apocalyptic number.

It is an amenable number.

16206726147393 is a deficient number, since it is larger than the sum of its proper divisors (5402242049135).

16206726147393 is an equidigital number, since it uses as much as digits as its factorization.

16206726147393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5402242049134.

The product of its (nonzero) digits is 13716864, while the sum is 57.

The spelling of 16206726147393 in words is "sixteen trillion, two hundred six billion, seven hundred twenty-six million, one hundred forty-seven thousand, three hundred ninety-three".