73427157218842 has 16 divisors (see below), whose sum is σ = 125875238064192. Its totient is φ = 31468753814400.

The previous prime is 73427157218837. The next prime is 73427157218867. The reversal of 73427157218842 is 24881275172437.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25872217 + ... + 28569667.

It is an arithmetic number, because the mean of its divisors is an integer number (7867202379012).

Almost surely, 2^{73427157218842} is an apocalyptic number.

73427157218842 is a deficient number, since it is larger than the sum of its proper divisors (52448080845350).

73427157218842 is a wasteful number, since it uses less digits than its factorization.

73427157218842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4641813.

The product of its digits is 42147840, while the sum is 61.

The spelling of 73427157218842 in words is "seventy-three trillion, four hundred twenty-seven billion, one hundred fifty-seven million, two hundred eighteen thousand, eight hundred forty-two".