5251656530436 has 24 divisors (see below), whose sum is σ = 12514585776000. Its totient is φ = 1713306385632.

The previous prime is 5251656530401. The next prime is 5251656530437. The reversal of 5251656530436 is 6340356561525.

It is not an unprimeable number, because it can be changed into a prime (5251656530437) 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, 4655723311 + ... + 4655724438.

It is an arithmetic number, because the mean of its divisors is an integer number (521441074000).

Almost surely, 2^{5251656530436} is an apocalyptic number.

It is an amenable number.

5251656530436 is an abundant number, since it is smaller than the sum of its proper divisors (7262929245564).

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

5251656530436 is a wasteful number, since it uses less digits than its factorization.

5251656530436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9311447803 (or 9311447801 counting only the distinct ones).

The product of its (nonzero) digits is 9720000, while the sum is 51.

The spelling of 5251656530436 in words is "five trillion, two hundred fifty-one billion, six hundred fifty-six million, five hundred thirty thousand, four hundred thirty-six".