5405521550479 has 2 divisors, whose sum is σ = 5405521550480. Its totient is φ = 5405521550478.

The previous prime is 5405521550423. The next prime is 5405521550567. The reversal of 5405521550479 is 9740551255045.

5405521550479 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5405521550479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5405525550479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2702760775239 + 2702760775240.

It is an arithmetic number, because the mean of its divisors is an integer number (2702760775240).

Almost surely, 2^{5405521550479} is an apocalyptic number.

5405521550479 is a deficient number, since it is larger than the sum of its proper divisors (1).

5405521550479 is an equidigital number, since it uses as much as digits as its factorization.

5405521550479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6300000, while the sum is 52.

The spelling of 5405521550479 in words is "five trillion, four hundred five billion, five hundred twenty-one million, five hundred fifty thousand, four hundred seventy-nine".