55046742042 has 32 divisors (see below), whose sum is σ = 111341873664. Its totient is φ = 18141235200.

The previous prime is 55046742041. The next prime is 55046742059. The reversal of 55046742042 is 24024764055.

It is not an unprimeable number, because it can be changed into a prime (55046742041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 529042 + ... + 624482.

It is an arithmetic number, because the mean of its divisors is an integer number (3479433552).

Almost surely, 2^55046742042 is an apocalyptic number.

55046742042 is an abundant number, since it is smaller than the sum of its proper divisors (56295131622).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55046742042 is a wasteful number, since it uses less digits than its factorization.

55046742042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96534.

The product of its (nonzero) digits is 268800, while the sum is 39.

The spelling of 55046742042 in words is "fifty-five billion, forty-six million, seven hundred forty-two thousand, forty-two".