51353055844511 has 32 divisors (see below), whose sum is σ = 56597977497600. Its totient is φ = 46376962996320.

The previous prime is 51353055844481. The next prime is 51353055844577. The reversal of 51353055844511 is 11544855035315.

It is not a de Polignac number, because 51353055844511 - 2²² = 51353051650207 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 51353055844511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51353055840511) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 181313570 + ... + 181596576.

It is an arithmetic number, because the mean of its divisors is an integer number (1768686796800).

Almost surely, 2^{51353055844511} is an apocalyptic number.

51353055844511 is a deficient number, since it is larger than the sum of its proper divisors (5244921653089).

51353055844511 is a wasteful number, since it uses less digits than its factorization.

51353055844511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284459.

The product of its (nonzero) digits is 3600000, while the sum is 50.

The spelling of 51353055844511 in words is "fifty-one trillion, three hundred fifty-three billion, fifty-five million, eight hundred forty-four thousand, five hundred eleven".