51103410612066 has 32 divisors (see below), whose sum is σ = 115424825433600. Its totient is φ = 16755216593040.

The previous prime is 51103410612047. The next prime is 51103410612103. The reversal of 51103410612066 is 66021601430115.

51103410612066 is a `hidden beast` number, since 5 + 1 + 1 + 0 + 34 + 1 + 0 + 612 + 0 + 6 + 6 = 666.

It is a super-2 number, since 2×51103410612066² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 51103410612066.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7757041426 + ... + 7757048013.

It is an arithmetic number, because the mean of its divisors is an integer number (3607025794800).

Almost surely, 2^{51103410612066} is an apocalyptic number.

51103410612066 is an abundant number, since it is smaller than the sum of its proper divisors (64321414821534).

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

51103410612066 is a wasteful number, since it uses less digits than its factorization.

51103410612066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15514089511 (or 15514089505 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The spelling of 51103410612066 in words is "fifty-one trillion, one hundred three billion, four hundred ten million, six hundred twelve thousand, sixty-six".