51411355317788 has 6 divisors (see below), whose sum is σ = 89969871806136. Its totient is φ = 25705677658892.

The previous prime is 51411355317719. The next prime is 51411355317809. The reversal of 51411355317788 is 88771355311415.

It is a super-2 number, since 2×51411355317788² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6426419414720 + ... + 6426419414727.

It is an arithmetic number, because the mean of its divisors is an integer number (14994978634356).

Almost surely, 2^{51411355317788} is an apocalyptic number.

It is an amenable number.

51411355317788 is a deficient number, since it is larger than the sum of its proper divisors (38558516488348).

51411355317788 is a wasteful number, since it uses less digits than its factorization.

51411355317788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12852838829451 (or 12852838829449 counting only the distinct ones).

The product of its digits is 14112000, while the sum is 59.

The spelling of 51411355317788 in words is "fifty-one trillion, four hundred eleven billion, three hundred fifty-five million, three hundred seventeen thousand, seven hundred eighty-eight".