53549159628 has 24 divisors (see below), whose sum is σ = 125221461232. Its totient is φ = 17810659584.

The previous prime is 53549159621. The next prime is 53549159687. The reversal of 53549159628 is 82695194535.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (53549159621) 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, 4876825 + ... + 4887792.

Almost surely, 2^53549159628 is an apocalyptic number.

It is an amenable number.

53549159628 is an abundant number, since it is smaller than the sum of its proper divisors (71672301604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53549159628 is a wasteful number, since it uses less digits than its factorization.

53549159628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9765081 (or 9765079 counting only the distinct ones).

The product of its digits is 11664000, while the sum is 57.

The spelling of 53549159628 in words is "fifty-three billion, five hundred forty-nine million, one hundred fifty-nine thousand, six hundred twenty-eight".