51336623260620 has 384 divisors, whose sum is σ = 161824898995200. Its totient is φ = 13509808128000.

The previous prime is 51336623260597. The next prime is 51336623260633. The reversal of 51336623260620 is 2606232663315.

51336623260620 is a `hidden beast` number, since 5 + 1 + 3 + 3 + 6 + 6 + 2 + 32 + 606 + 2 + 0 = 666.

51336623260620 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 (45).

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 127 ways as a sum of consecutive naturals, for example, 31708846171 + ... + 31708847789.

It is an arithmetic number, because the mean of its divisors is an integer number (421419007800).

Almost surely, 2^{51336623260620} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 51336623260620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80912449497600).

51336623260620 is an abundant number, since it is smaller than the sum of its proper divisors (110488275734580).

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

51336623260620 is a wasteful number, since it uses less digits than its factorization.

51336623260620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3286 (or 3278 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 45.

The spelling of 51336623260620 in words is "fifty-one trillion, three hundred thirty-six billion, six hundred twenty-three million, two hundred sixty thousand, six hundred twenty".