1657358807413 has 8 divisors (see below), whose sum is σ = 1680779782656. Its totient is φ = 1634091412800.

The previous prime is 1657358807341. The next prime is 1657358807431. The reversal of 1657358807413 is 3147088537561.

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 1657358807413 - 2²⁹ = 1656821936501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1657358807113) 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, 38373423 + ... + 38416588.

It is an arithmetic number, because the mean of its divisors is an integer number (210097472832).

Almost surely, 2^{1657358807413} is an apocalyptic number.

It is an amenable number.

1657358807413 is a deficient number, since it is larger than the sum of its proper divisors (23420975243).

1657358807413 is a wasteful number, since it uses less digits than its factorization.

1657358807413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76790315.

The product of its (nonzero) digits is 16934400, while the sum is 58.

The spelling of 1657358807413 in words is "one trillion, six hundred fifty-seven billion, three hundred fifty-eight million, eight hundred seven thousand, four hundred thirteen".