51413607232 has 168 divisors, whose sum is σ = 120314008800. Its totient is φ = 21702739968.

The previous prime is 51413607227. The next prime is 51413607241. The reversal of 51413607232 is 23270631415.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5955303 + ... + 5963929.

Almost surely, 2^51413607232 is an apocalyptic number.

51413607232 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 51413607232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60157004400).

51413607232 is an abundant number, since it is smaller than the sum of its proper divisors (68900401568).

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

51413607232 is a wasteful number, since it uses less digits than its factorization.

51413607232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8713 (or 8690 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 34.

The spelling of 51413607232 in words is "fifty-one billion, four hundred thirteen million, six hundred seven thousand, two hundred thirty-two".