1604256416213 has 8 divisors (see below), whose sum is σ = 1750170806976. Its totient is φ = 1458354175200.

The previous prime is 1604256416209. The next prime is 1604256416267. The reversal of 1604256416213 is 3126146524061.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1604256416213 - 2² = 1604256416209 is a prime.

It is a super-2 number, since 2×1604256416213² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1604256416813) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2760248 + ... + 3290513.

It is an arithmetic number, because the mean of its divisors is an integer number (218771350872).

Almost surely, 2^{1604256416213} is an apocalyptic number.

It is an amenable number.

1604256416213 is a deficient number, since it is larger than the sum of its proper divisors (145914390763).

1604256416213 is a wasteful number, since it uses less digits than its factorization.

1604256416213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6074875.

The product of its (nonzero) digits is 207360, while the sum is 41.

The spelling of 1604256416213 in words is "one trillion, six hundred four billion, two hundred fifty-six million, four hundred sixteen thousand, two hundred thirteen".