53553555916 has 48 divisors (see below), whose sum is σ = 108148444992. Its totient is φ = 22729190400.

The previous prime is 53553555901. The next prime is 53553555989. The reversal of 53553555916 is 61955535535.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1598376 + ... + 1631536.

It is an arithmetic number, because the mean of its divisors is an integer number (2253092604).

Almost surely, 2^53553555916 is an apocalyptic number.

It is an amenable number.

53553555916 is an abundant number, since it is smaller than the sum of its proper divisors (54594889076).

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

53553555916 is a wasteful number, since it uses less digits than its factorization.

53553555916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33730 (or 33728 counting only the distinct ones).

The product of its digits is 7593750, while the sum is 52.

The spelling of 53553555916 in words is "fifty-three billion, five hundred fifty-three million, five hundred fifty-five thousand, nine hundred sixteen".