55496261 has 2 divisors, whose sum is σ = 55496262. Its totient is φ = 55496260.

The previous prime is 55496249. The next prime is 55496267. The reversal of 55496261 is 16269455.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34281025 + 21215236 = 5855^2 + 4606^2 .

It is a cyclic number.

It is not a de Polignac number, because 55496261 - 2⁶ = 55496197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55496267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27748130 + 27748131.

It is an arithmetic number, because the mean of its divisors is an integer number (27748131).

Almost surely, 2^55496261 is an apocalyptic number.

It is an amenable number.

55496261 is a deficient number, since it is larger than the sum of its proper divisors (1).

55496261 is an equidigital number, since it uses as much as digits as its factorization.

55496261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64800, while the sum is 38.

The square root of 55496261 is about 7449.5812634000. The cubic root of 55496261 is about 381.4356152156.

The spelling of 55496261 in words is "fifty-five million, four hundred ninety-six thousand, two hundred sixty-one".