51102544360536 has 128 divisors (see below), whose sum is σ = 150402558456000. Its totient is φ = 16021401993216.

The previous prime is 51102544360529. The next prime is 51102544360541. The reversal of 51102544360536 is 63506344520115.

It is a happy number.

51102544360536 is a `hidden beast` number, since 5 + 1 + 1 + 0 + 2 + 5 + 4 + 4 + 3 + 605 + 36 = 666.

It is a super-2 number, since 2×51102544360536² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 51102544360491 and 51102544360500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 794400 + ... + 10140816.

Almost surely, 2^{51102544360536} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 51102544360536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75201279228000).

51102544360536 is an abundant number, since it is smaller than the sum of its proper divisors (99300014095464).

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

51102544360536 is a wasteful number, since it uses less digits than its factorization.

51102544360536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9347938 (or 9347928 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 45.

The spelling of 51102544360536 in words is "fifty-one trillion, one hundred two billion, five hundred forty-four million, three hundred sixty thousand, five hundred thirty-six".