1657045354041 has 24 divisors (see below), whose sum is σ = 2984116309824. Its totient is φ = 860802780960.

The previous prime is 1657045354033. The next prime is 1657045354177. The reversal of 1657045354041 is 1404535407561.

It is a happy number.

1657045354041 is a `hidden beast` number, since 1 + 6 + 5 + 70 + 4 + 535 + 4 + 0 + 41 = 666.

It is not a de Polignac number, because 1657045354041 - 2³ = 1657045354033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1657045354241) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1195558726 + ... + 1195560111.

It is an arithmetic number, because the mean of its divisors is an integer number (124338179576).

Almost surely, 2^{1657045354041} is an apocalyptic number.

1657045354041 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1657045354041 is a deficient number, since it is larger than the sum of its proper divisors (1327070955783).

1657045354041 is a wasteful number, since it uses less digits than its factorization.

1657045354041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2391118861 (or 2391118858 counting only the distinct ones).

The product of its (nonzero) digits is 1008000, while the sum is 45.

The spelling of 1657045354041 in words is "one trillion, six hundred fifty-seven billion, forty-five million, three hundred fifty-four thousand, forty-one".