5691748404157 has 4 divisors (see below), whose sum is σ = 5692091855740. Its totient is φ = 5691404952576.

The previous prime is 5691748404071. The next prime is 5691748404197. The reversal of 5691748404157 is 7514048471965.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5127117890596 + 564630513561 = 2264314^2 + 751419^2 .

It is a cyclic number.

It is not a de Polignac number, because 5691748404157 - 2³⁹ = 5141992590269 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5691748404095 and 5691748404104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5691748404197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 171700932 + ... + 171734077.

It is an arithmetic number, because the mean of its divisors is an integer number (1423022963935).

Almost surely, 2^{5691748404157} is an apocalyptic number.

It is an amenable number.

5691748404157 is a deficient number, since it is larger than the sum of its proper divisors (343451583).

5691748404157 is a wasteful number, since it uses less digits than its factorization.

5691748404157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343451582.

The product of its (nonzero) digits is 33868800, while the sum is 61.

The spelling of 5691748404157 in words is "five trillion, six hundred ninety-one billion, seven hundred forty-eight million, four hundred four thousand, one hundred fifty-seven".