51354034034066 has 4 divisors (see below), whose sum is σ = 77031051051102. Its totient is φ = 25677017017032.

The previous prime is 51354034034059. The next prime is 51354034034101. The reversal of 51354034034066 is 66043043045315.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 40962624042025 + 10391409992041 = 6400205^2 + 3223571^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12838508508515 + ... + 12838508508518.

Almost surely, 2^{51354034034066} is an apocalyptic number.

51354034034066 is a deficient number, since it is larger than the sum of its proper divisors (25677017017036).

51354034034066 is a wasteful number, since it uses less digits than its factorization.

51354034034066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25677017017035.

The product of its (nonzero) digits is 1555200, while the sum is 44.

The spelling of 51354034034066 in words is "fifty-one trillion, three hundred fifty-four billion, thirty-four million, thirty-four thousand, sixty-six".