51624500542607 has 2 divisors, whose sum is σ = 51624500542608. Its totient is φ = 51624500542606.

The previous prime is 51624500542603. The next prime is 51624500542621. The reversal of 51624500542607 is 70624500542615.

51624500542607 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51624500542607 - 2² = 51624500542603 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51624500542603) 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 as a sum of consecutive naturals, namely, 25812250271303 + 25812250271304.

It is an arithmetic number, because the mean of its divisors is an integer number (25812250271304).

Almost surely, 2^{51624500542607} is an apocalyptic number.

51624500542607 is a deficient number, since it is larger than the sum of its proper divisors (1).

51624500542607 is an equidigital number, since it uses as much as digits as its factorization.

51624500542607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016000, while the sum is 47.

The spelling of 51624500542607 in words is "fifty-one trillion, six hundred twenty-four billion, five hundred million, five hundred forty-two thousand, six hundred seven".