147795643439 has 4 divisors (see below), whose sum is σ = 147796702656. Its totient is φ = 147794584224.

The previous prime is 147795643427. The next prime is 147795643469. The reversal of 147795643439 is 934346597741.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 147795643439 - 2²⁴ = 147778866223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147795643469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 281594 + ... + 612279.

It is an arithmetic number, because the mean of its divisors is an integer number (36949175664).

Almost surely, 2^147795643439 is an apocalyptic number.

147795643439 is a deficient number, since it is larger than the sum of its proper divisors (1059217).

147795643439 is an equidigital number, since it uses as much as digits as its factorization.

147795643439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1059216.

The product of its digits is 68584320, while the sum is 62.

The spelling of 147795643439 in words is "one hundred forty-seven billion, seven hundred ninety-five million, six hundred forty-three thousand, four hundred thirty-nine".