55656550151 has 2 divisors, whose sum is σ = 55656550152. Its totient is φ = 55656550150.

The previous prime is 55656550043. The next prime is 55656550177. The reversal of 55656550151 is 15105565655.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55656550151 - 2¹⁰ = 55656549127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55656550351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27828275075 + 27828275076.

It is an arithmetic number, because the mean of its divisors is an integer number (27828275076).

Almost surely, 2^55656550151 is an apocalyptic number.

55656550151 is a deficient number, since it is larger than the sum of its proper divisors (1).

55656550151 is an equidigital number, since it uses as much as digits as its factorization.

55656550151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 562500, while the sum is 44.

The spelling of 55656550151 in words is "fifty-five billion, six hundred fifty-six million, five hundred fifty thousand, one hundred fifty-one".