55356611461 has 2 divisors, whose sum is σ = 55356611462. Its totient is φ = 55356611460.

The previous prime is 55356611447. The next prime is 55356611477. The reversal of 55356611461 is 16411665355.

55356611461 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 can be written as a sum of positive squares in only one way, i.e., 50307798436 + 5048813025 = 224294^2 + 71055^2 .

It is a cyclic number.

It is not a de Polignac number, because 55356611461 - 2⁹ = 55356610949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55356617461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27678305730 + 27678305731.

It is an arithmetic number, because the mean of its divisors is an integer number (27678305731).

Almost surely, 2^55356611461 is an apocalyptic number.

It is an amenable number.

55356611461 is a deficient number, since it is larger than the sum of its proper divisors (1).

55356611461 is an equidigital number, since it uses as much as digits as its factorization.

55356611461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 324000, while the sum is 43.

The spelling of 55356611461 in words is "fifty-five billion, three hundred fifty-six million, six hundred eleven thousand, four hundred sixty-one".