51234210320266 has 16 divisors (see below), whose sum is σ = 78666274662624. Its totient is φ = 25012538755344.

The previous prime is 51234210320257. The next prime is 51234210320281. The reversal of 51234210320266 is 66202301243215.

It is a super-2 number, since 2×51234210320266² (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 7 ways as a sum of consecutive naturals, for example, 104751900 + ... + 105239863.

It is an arithmetic number, because the mean of its divisors is an integer number (4916642166414).

Almost surely, 2^{51234210320266} is an apocalyptic number.

51234210320266 is a deficient number, since it is larger than the sum of its proper divisors (27432064342358).

51234210320266 is a wasteful number, since it uses less digits than its factorization.

51234210320266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209994645.

The product of its (nonzero) digits is 103680, while the sum is 37.

The spelling of 51234210320266 in words is "fifty-one trillion, two hundred thirty-four billion, two hundred ten million, three hundred twenty thousand, two hundred sixty-six".