74147753204642 has 16 divisors (see below), whose sum is σ = 119778242209920. Its totient is φ = 34221724964112.

The previous prime is 74147753204587. The next prime is 74147753204753. The reversal of 74147753204642 is 24640235774147.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10232792 + ... + 15906147.

It is an arithmetic number, because the mean of its divisors is an integer number (7486140138120).

Almost surely, 2^{74147753204642} is an apocalyptic number.

74147753204642 is a deficient number, since it is larger than the sum of its proper divisors (45630489005278).

74147753204642 is a wasteful number, since it uses less digits than its factorization.

74147753204642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26248057.

The product of its (nonzero) digits is 31610880, while the sum is 56.

Adding to 74147753204642 its reverse (24640235774147), we get a palindrome (98787988978789).

The spelling of 74147753204642 in words is "seventy-four trillion, one hundred forty-seven billion, seven hundred fifty-three million, two hundred four thousand, six hundred forty-two".