51543552104 has 32 divisors (see below), whose sum is σ = 107158364640. Its totient is φ = 23044804800.

The previous prime is 51543552097. The next prime is 51543552121. The reversal of 51543552104 is 40125534515.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4795634 + ... + 4806369.

It is an arithmetic number, because the mean of its divisors is an integer number (3348698895).

Almost surely, 2^51543552104 is an apocalyptic number.

It is an amenable number.

51543552104 is an abundant number, since it is smaller than the sum of its proper divisors (55614812536).

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

51543552104 is a wasteful number, since it uses less digits than its factorization.

51543552104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9602081 (or 9602077 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 35.

The spelling of 51543552104 in words is "fifty-one billion, five hundred forty-three million, five hundred fifty-two thousand, one hundred four".