55046459569 has 4 divisors (see below), whose sum is σ = 55334661120. Its totient is φ = 54758258020.

The previous prime is 55046459509. The next prime is 55046459599. The reversal of 55046459569 is 96595464055.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 55046459569 - 2⁷ = 55046459441 is a prime.

It is a super-2 number, since 2×55046459569² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55046459509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144100489 + ... + 144100870.

It is an arithmetic number, because the mean of its divisors is an integer number (13833665280).

Almost surely, 2^55046459569 is an apocalyptic number.

It is an amenable number.

55046459569 is a deficient number, since it is larger than the sum of its proper divisors (288201551).

55046459569 is a wasteful number, since it uses less digits than its factorization.

55046459569 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288201550.

The product of its (nonzero) digits is 29160000, while the sum is 58.

The spelling of 55046459569 in words is "fifty-five billion, forty-six million, four hundred fifty-nine thousand, five hundred sixty-nine".