51056110550 has 24 divisors (see below), whose sum is σ = 94974422736. Its totient is φ = 20420281440.

The previous prime is 51056110537. The next prime is 51056110577. The reversal of 51056110550 is 5501165015.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 473807 + ... + 571493.

It is an arithmetic number, because the mean of its divisors is an integer number (3957267614).

Almost surely, 2^51056110550 is an apocalyptic number.

51056110550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

51056110550 is a deficient number, since it is larger than the sum of its proper divisors (43918312186).

51056110550 is a wasteful number, since it uses less digits than its factorization.

51056110550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108152 (or 108147 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 29.

Adding to 51056110550 its reverse (5501165015), we get a palindrome (56557275565).

The spelling of 51056110550 in words is "fifty-one billion, fifty-six million, one hundred ten thousand, five hundred fifty".