51122765842810 has 32 divisors (see below), whose sum is σ = 95002838572032. Its totient is φ = 19792257981120.

The previous prime is 51122765842739. The next prime is 51122765842871. The reversal of 51122765842810 is 1824856722115.

It is a super-2 number, since 2×51122765842810² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 361629952 + ... + 361771291.

It is an arithmetic number, because the mean of its divisors is an integer number (2968838705376).

Almost surely, 2^{51122765842810} is an apocalyptic number.

51122765842810 is a deficient number, since it is larger than the sum of its proper divisors (43880072729222).

51122765842810 is a wasteful number, since it uses less digits than its factorization.

51122765842810 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 723401478.

The product of its (nonzero) digits is 2150400, while the sum is 52.

The spelling of 51122765842810 in words is "fifty-one trillion, one hundred twenty-two billion, seven hundred sixty-five million, eight hundred forty-two thousand, eight hundred ten".