487153538091 has 40 divisors (see below), whose sum is σ = 819488913408. Its totient is φ = 285720534000.

The previous prime is 487153538087. The next prime is 487153538093. The reversal of 487153538091 is 190835351784.

487153538091 is a `hidden beast` number, since 4 + 8 + 7 + 15 + 3 + 538 + 0 + 91 = 666.

It is not a de Polignac number, because 487153538091 - 2² = 487153538087 is a prime.

It is not an unprimeable number, because it can be changed into a prime (487153538093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 8790915 + ... + 8846156.

Almost surely, 2^487153538091 is an apocalyptic number.

487153538091 is a deficient number, since it is larger than the sum of its proper divisors (332335375317).

487153538091 is a wasteful number, since it uses less digits than its factorization.

487153538091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17637125 (or 17637116 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 54.

The spelling of 487153538091 in words is "four hundred eighty-seven billion, one hundred fifty-three million, five hundred thirty-eight thousand, ninety-one".