147181145017879 has 8 divisors (see below), whose sum is σ = 172753158631328. Its totient is φ = 122745665342880.

The previous prime is 147181145017813. The next prime is 147181145017897. The reversal of 147181145017879 is 978710541181741.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 147181145017879 - 2²⁵ = 147181111463447 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 147181145017879.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147181145017079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 284133484332 + ... + 284133484849.

It is an arithmetic number, because the mean of its divisors is an integer number (21594144828916).

Almost surely, 2^{147181145017879} is an apocalyptic number.

147181145017879 is a deficient number, since it is larger than the sum of its proper divisors (25572013613449).

147181145017879 is an equidigital number, since it uses as much as digits as its factorization.

147181145017879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568266969225.

The product of its (nonzero) digits is 15805440, while the sum is 64.

The spelling of 147181145017879 in words is "one hundred forty-seven trillion, one hundred eighty-one billion, one hundred forty-five million, seventeen thousand, eight hundred seventy-nine".