51113163000 has 64 divisors (see below), whose sum is σ = 159473077920. Its totient is φ = 13630176000.

The previous prime is 51113162993. The next prime is 51113163001. The reversal of 51113163000 is 36131115.

It is a super-2 number, since 2×51113163000² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51113163001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8515861 + ... + 8521860.

Almost surely, 2^51113163000 is an apocalyptic number.

51113163000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

51113163000 is an abundant number, since it is smaller than the sum of its proper divisors (108359914920).

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

51113163000 is a wasteful number, since it uses less digits than its factorization.

51113163000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17037745 (or 17037731 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 21.

Adding to 51113163000 its reverse (36131115), we get a palindrome (51149294115).

The spelling of 51113163000 in words is "fifty-one billion, one hundred thirteen million, one hundred sixty-three thousand".