147851208557 has 16 divisors (see below), whose sum is σ = 162949795008. Its totient is φ = 133285703040.

The previous prime is 147851208529. The next prime is 147851208611. The reversal of 147851208557 is 755802158741.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-147851208557 is a prime.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 147851208499 and 147851208508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147851208157) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5538113 + ... + 5564745.

It is an arithmetic number, because the mean of its divisors is an integer number (10184362188).

Almost surely, 2^147851208557 is an apocalyptic number.

It is an amenable number.

147851208557 is a deficient number, since it is larger than the sum of its proper divisors (15098586451).

147851208557 is a wasteful number, since it uses less digits than its factorization.

147851208557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36620.

The product of its (nonzero) digits is 3136000, while the sum is 53.

The spelling of 147851208557 in words is "one hundred forty-seven billion, eight hundred fifty-one million, two hundred eight thousand, five hundred fifty-seven".