55730366773 has 32 divisors (see below), whose sum is σ = 61907099904. Its totient is φ = 49946637312.

The previous prime is 55730366737. The next prime is 55730366779. The reversal of 55730366773 is 37766303755.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55730366773 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55730366773.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55730366779) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6612240 + ... + 6620662.

It is an arithmetic number, because the mean of its divisors is an integer number (1934596872).

Almost surely, 2^55730366773 is an apocalyptic number.

It is an amenable number.

55730366773 is a deficient number, since it is larger than the sum of its proper divisors (6176733131).

55730366773 is a wasteful number, since it uses less digits than its factorization.

55730366773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8701.

The product of its (nonzero) digits is 8334900, while the sum is 52.

The spelling of 55730366773 in words is "fifty-five billion, seven hundred thirty million, three hundred sixty-six thousand, seven hundred seventy-three".