55656231051739 has 2 divisors, whose sum is σ = 55656231051740. Its totient is φ = 55656231051738.

The previous prime is 55656231051661. The next prime is 55656231051779. The reversal of 55656231051739 is 93715013265655.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55656231051739 - 2¹³ = 55656231043547 is a prime.

It is a super-3 number, since 3×55656231051739³ (a number of 42 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (55656231051779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27828115525869 + 27828115525870.

It is an arithmetic number, because the mean of its divisors is an integer number (27828115525870).

Almost surely, 2^{55656231051739} is an apocalyptic number.

55656231051739 is a deficient number, since it is larger than the sum of its proper divisors (1).

55656231051739 is an equidigital number, since it uses as much as digits as its factorization.

55656231051739 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25515000, while the sum is 58.

The spelling of 55656231051739 in words is "fifty-five trillion, six hundred fifty-six billion, two hundred thirty-one million, fifty-one thousand, seven hundred thirty-nine".