55456113949 has 2 divisors, whose sum is σ = 55456113950. Its totient is φ = 55456113948.

The previous prime is 55456113913. The next prime is 55456113953. The reversal of 55456113949 is 94931165455.

55456113949 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48948465049 + 6507648900 = 221243^2 + 80670^2 .

It is a cyclic number.

It is not a de Polignac number, because 55456113949 - 2¹¹ = 55456111901 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55456113896 and 55456113905.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55456119949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27728056974 + 27728056975.

It is an arithmetic number, because the mean of its divisors is an integer number (27728056975).

Almost surely, 2^55456113949 is an apocalyptic number.

It is an amenable number.

55456113949 is a deficient number, since it is larger than the sum of its proper divisors (1).

55456113949 is an equidigital number, since it uses as much as digits as its factorization.

55456113949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2916000, while the sum is 52.

The spelling of 55456113949 in words is "fifty-five billion, four hundred fifty-six million, one hundred thirteen thousand, nine hundred forty-nine".