55169924567 has 2 divisors, whose sum is σ = 55169924568. Its totient is φ = 55169924566.

The previous prime is 55169924549. The next prime is 55169924587. The reversal of 55169924567 is 76542996155.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55169924567 - 2³² = 50874957271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55169924587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27584962283 + 27584962284.

It is an arithmetic number, because the mean of its divisors is an integer number (27584962284).

Almost surely, 2^55169924567 is an apocalyptic number.

55169924567 is a deficient number, since it is larger than the sum of its proper divisors (1).

55169924567 is an equidigital number, since it uses as much as digits as its factorization.

55169924567 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20412000, while the sum is 59.

The spelling of 55169924567 in words is "fifty-five billion, one hundred sixty-nine million, nine hundred twenty-four thousand, five hundred sixty-seven".