147875578742 has 4 divisors (see below), whose sum is σ = 221813368116. Its totient is φ = 73937789370.

The previous prime is 147875578709. The next prime is 147875578759. The reversal of 147875578742 is 247875578741.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36968894684 + ... + 36968894687.

It is an arithmetic number, because the mean of its divisors is an integer number (55453342029).

Almost surely, 2^147875578742 is an apocalyptic number.

147875578742 is a deficient number, since it is larger than the sum of its proper divisors (73937789374).

147875578742 is an equidigital number, since it uses as much as digits as its factorization.

147875578742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73937789373.

The product of its digits is 122931200, while the sum is 65.

Subtracting 147875578742 from its reverse (247875578741), we obtain a palindrome (99999999999).

The spelling of 147875578742 in words is "one hundred forty-seven billion, eight hundred seventy-five million, five hundred seventy-eight thousand, seven hundred forty-two".