63547157883 has 144 divisors (see below), whose sum is σ = 103550437760. Its totient is φ = 34520048640.

The previous prime is 63547157833. The next prime is 63547157909. The reversal of 63547157883 is 38875174536.

It is not a de Polignac number, because 63547157883 - 2⁸ = 63547157627 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is not an unprimeable number, because it can be changed into a prime (63547157833) 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 143 ways as a sum of consecutive naturals, for example, 655125291 + ... + 655125387.

Almost surely, 2^63547157883 is an apocalyptic number.

63547157883 is a deficient number, since it is larger than the sum of its proper divisors (40003279877).

63547157883 is a wasteful number, since it uses less digits than its factorization.

63547157883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278 (or 220 counting only the distinct ones).

The product of its digits is 16934400, while the sum is 57.

The spelling of 63547157883 in words is "sixty-three billion, five hundred forty-seven million, one hundred fifty-seven thousand, eight hundred eighty-three".