51458734122 has 16 divisors (see below), whose sum is σ = 103055993280. Its totient is φ = 17129823872.

The previous prime is 51458734109. The next prime is 51458734181. The reversal of 51458734122 is 22143785415.

It is a super-2 number, since 2×51458734122² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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, 5767047 + ... + 5775962.

It is an arithmetic number, because the mean of its divisors is an integer number (6440999580).

Almost surely, 2^51458734122 is an apocalyptic number.

51458734122 is an abundant number, since it is smaller than the sum of its proper divisors (51597259158).

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

51458734122 is a wasteful number, since it uses less digits than its factorization.

51458734122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11543757.

The product of its digits is 268800, while the sum is 42.

The spelling of 51458734122 in words is "fifty-one billion, four hundred fifty-eight million, seven hundred thirty-four thousand, one hundred twenty-two".