55469708587 has 2 divisors, whose sum is σ = 55469708588. Its totient is φ = 55469708586.

The previous prime is 55469708579. The next prime is 55469708597. The reversal of 55469708587 is 78580796455.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55469708587 - 2³ = 55469708579 is a prime.

It is not a weakly prime, because it can be changed into another prime (55469708597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27734854293 + 27734854294.

It is an arithmetic number, because the mean of its divisors is an integer number (27734854294).

Almost surely, 2^55469708587 is an apocalyptic number.

55469708587 is a deficient number, since it is larger than the sum of its proper divisors (1).

55469708587 is an equidigital number, since it uses as much as digits as its factorization.

55469708587 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84672000, while the sum is 64.

The spelling of 55469708587 in words is "fifty-five billion, four hundred sixty-nine million, seven hundred eight thousand, five hundred eighty-seven".