51454122460116 has 12 divisors (see below), whose sum is σ = 120059619073632. Its totient is φ = 17151374153368.

The previous prime is 51454122460087. The next prime is 51454122460187. The reversal of 51454122460116 is 61106422145415.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×51454122460116² (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 in 3 ways as a sum of consecutive naturals, for example, 2143921769160 + ... + 2143921769183.

It is an arithmetic number, because the mean of its divisors is an integer number (10004968256136).

Almost surely, 2^{51454122460116} is an apocalyptic number.

It is an amenable number.

51454122460116 is an abundant number, since it is smaller than the sum of its proper divisors (68605496613516).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51454122460116 is a wasteful number, since it uses less digits than its factorization.

51454122460116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4287843538350 (or 4287843538348 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 42.

The spelling of 51454122460116 in words is "fifty-one trillion, four hundred fifty-four billion, one hundred twenty-two million, four hundred sixty thousand, one hundred sixteen".