55306145774 has 32 divisors (see below), whose sum is σ = 90849427200. Its totient is φ = 25042530240.

The previous prime is 55306145767. The next prime is 55306145819. The reversal of 55306145774 is 47754160355.

55306145774 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7809167 + ... + 7816245.

It is an arithmetic number, because the mean of its divisors is an integer number (2839044600).

Almost surely, 2^55306145774 is an apocalyptic number.

55306145774 is a deficient number, since it is larger than the sum of its proper divisors (35543281426).

55306145774 is a wasteful number, since it uses less digits than its factorization.

55306145774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8408.

The product of its (nonzero) digits is 1764000, while the sum is 47.

The spelling of 55306145774 in words is "fifty-five billion, three hundred six million, one hundred forty-five thousand, seven hundred seventy-four".