51404650163412 has 96 divisors (see below), whose sum is σ = 147628574822400. Its totient is φ = 13556814486912.

The previous prime is 51404650163407. The next prime is 51404650163483. The reversal of 51404650163412 is 21436105640415.

51404650163412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32332039 + ... + 33884657.

It is an arithmetic number, because the mean of its divisors is an integer number (1537797654400).

Almost surely, 2^{51404650163412} is an apocalyptic number.

51404650163412 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

51404650163412 is an abundant number, since it is smaller than the sum of its proper divisors (96223924658988).

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

51404650163412 is a wasteful number, since it uses less digits than its factorization.

51404650163412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1582965 (or 1582963 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 42.

The spelling of 51404650163412 in words is "fifty-one trillion, four hundred four billion, six hundred fifty million, one hundred sixty-three thousand, four hundred twelve".