5547171157 has 8 divisors (see below), whose sum is σ = 6085268640. Its totient is φ = 5014708560.

The previous prime is 5547171131. The next prime is 5547171169. The reversal of 5547171157 is 7511717455.

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 5547171157 - 2⁷ = 5547171029 is a prime.

It is a super-2 number, since 2×5547171157² = 61542215690105437298, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5547171197) 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, 1406658 + ... + 1410595.

It is an arithmetic number, because the mean of its divisors is an integer number (760658580).

Almost surely, 2^5547171157 is an apocalyptic number.

It is an amenable number.

5547171157 is a deficient number, since it is larger than the sum of its proper divisors (538097483).

5547171157 is a wasteful number, since it uses less digits than its factorization.

5547171157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2817443.

The product of its digits is 171500, while the sum is 43.

The square root of 5547171157 is about 74479.3337577613. Note that the first 3 decimals coincide. The cubic root of 5547171157 is about 1770.2061914134.

The spelling of 5547171157 in words is "five billion, five hundred forty-seven million, one hundred seventy-one thousand, one hundred fifty-seven".