55435414553 has 2 divisors, whose sum is σ = 55435414554. Its totient is φ = 55435414552.

The previous prime is 55435414537. The next prime is 55435414561. The reversal of 55435414553 is 35541453455.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53841169369 + 1594245184 = 232037^2 + 39928^2 .

It is a cyclic number.

It is not a de Polignac number, because 55435414553 - 2⁴ = 55435414537 is a prime.

It is not a weakly prime, because it can be changed into another prime (55435414583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27717707276 + 27717707277.

It is an arithmetic number, because the mean of its divisors is an integer number (27717707277).

Almost surely, 2^55435414553 is an apocalyptic number.

It is an amenable number.

55435414553 is a deficient number, since it is larger than the sum of its proper divisors (1).

55435414553 is an equidigital number, since it uses as much as digits as its factorization.

55435414553 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1800000, while the sum is 44.

The spelling of 55435414553 in words is "fifty-five billion, four hundred thirty-five million, four hundred fourteen thousand, five hundred fifty-three".