51133054332 has 24 divisors (see below), whose sum is σ = 119333563216. Its totient is φ = 17041051008.

The previous prime is 51133054331. The next prime is 51133054333. The reversal of 51133054332 is 23345033115.

It is an interprime number because it is at equal distance from previous prime (51133054331) and next prime (51133054333).

It is a super-2 number, since 2×51133054332² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 51133054332.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51133054331) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 347593 + ... + 472320.

Almost surely, 2^51133054332 is an apocalyptic number.

It is an amenable number.

51133054332 is an abundant number, since it is smaller than the sum of its proper divisors (68200508884).

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

51133054332 is a wasteful number, since it uses less digits than its factorization.

51133054332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 825117 (or 825115 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 30.

Adding to 51133054332 its reverse (23345033115), we get a palindrome (74478087447).

The spelling of 51133054332 in words is "fifty-one billion, one hundred thirty-three million, fifty-four thousand, three hundred thirty-two".