3208693453057 has 4 divisors (see below), whose sum is σ = 3209091611440. Its totient is φ = 3208295294676.

The previous prime is 3208693453033. The next prime is 3208693453103. The reversal of 3208693453057 is 7503543968023.

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 a cyclic number.

It is not a de Polignac number, because 3208693453057 - 2¹¹ = 3208693451009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3208693452989 and 3208693453007.

It is not an unprimeable number, because it can be changed into a prime (3208693459057) 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, 199067103 + ... + 199083220.

It is an arithmetic number, because the mean of its divisors is an integer number (802272902860).

Almost surely, 2^{3208693453057} is an apocalyptic number.

It is an amenable number.

3208693453057 is a deficient number, since it is larger than the sum of its proper divisors (398158383).

3208693453057 is an equidigital number, since it uses as much as digits as its factorization.

3208693453057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398158382.

The product of its (nonzero) digits is 16329600, while the sum is 55.

The spelling of 3208693453057 in words is "three trillion, two hundred eight billion, six hundred ninety-three million, four hundred fifty-three thousand, fifty-seven".