53516251562536 has 32 divisors (see below), whose sum is σ = 114679296864000. Its totient is φ = 22935213395136.

The previous prime is 53516251562509. The next prime is 53516251562537. The reversal of 53516251562536 is 63526515261535.

It is not an unprimeable number, because it can be changed into a prime (53516251562537) 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, 2695456 + ... + 10691023.

It is an arithmetic number, because the mean of its divisors is an integer number (3583728027000).

Almost surely, 2^{53516251562536} is an apocalyptic number.

53516251562536 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

53516251562536 is an abundant number, since it is smaller than the sum of its proper divisors (61163045301464).

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

53516251562536 is a wasteful number, since it uses less digits than its factorization.

53516251562536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13457881 (or 13457877 counting only the distinct ones).

The product of its digits is 24300000, while the sum is 55.

The spelling of 53516251562536 in words is "fifty-three trillion, five hundred sixteen billion, two hundred fifty-one million, five hundred sixty-two thousand, five hundred thirty-six".