51552554107 has 2 divisors, whose sum is σ = 51552554108. Its totient is φ = 51552554106.

The previous prime is 51552554089. The next prime is 51552554167. The reversal of 51552554107 is 70145525515.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51552554107 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 51552554107.

It is not a weakly prime, because it can be changed into another prime (51552554167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25776277053 + 25776277054.

It is an arithmetic number, because the mean of its divisors is an integer number (25776277054).

Almost surely, 2^51552554107 is an apocalyptic number.

51552554107 is a deficient number, since it is larger than the sum of its proper divisors (1).

51552554107 is an equidigital number, since it uses as much as digits as its factorization.

51552554107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 175000, while the sum is 40.

The spelling of 51552554107 in words is "fifty-one billion, five hundred fifty-two million, five hundred fifty-four thousand, one hundred seven".