55424730465 has 48 divisors (see below), whose sum is σ = 106695383040. Its totient is φ = 27286009920.

The previous prime is 55424730451. The next prime is 55424730469. The reversal of 55424730465 is 56403742455.

55424730465 is a `hidden beast` number, since 5 + 542 + 47 + 3 + 0 + 4 + 65 = 666.

It is not a de Polignac number, because 55424730465 - 2⁸ = 55424730209 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 55424730465.

It is not an unprimeable number, because it can be changed into a prime (55424730469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1191841 + ... + 1237470.

It is an arithmetic number, because the mean of its divisors is an integer number (2222820480).

Almost surely, 2^55424730465 is an apocalyptic number.

It is an amenable number.

55424730465 is a deficient number, since it is larger than the sum of its proper divisors (51270652575).

55424730465 is a wasteful number, since it uses less digits than its factorization.

55424730465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2429351 (or 2429332 counting only the distinct ones).

The product of its (nonzero) digits is 2016000, while the sum is 45.

The spelling of 55424730465 in words is "fifty-five billion, four hundred twenty-four million, seven hundred thirty thousand, four hundred sixty-five".