147798565392 has 20 divisors (see below), whose sum is σ = 381812960720. Its totient is φ = 49266188448.

The previous prime is 147798565357. The next prime is 147798565399. The reversal of 147798565392 is 293565897741.

It is a happy number.

It is a super-2 number, since 2×147798565392² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (147798565399) 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, 1539568342 + ... + 1539568437.

It is an arithmetic number, because the mean of its divisors is an integer number (19090648036).

Almost surely, 2^147798565392 is an apocalyptic number.

147798565392 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

147798565392 is an abundant number, since it is smaller than the sum of its proper divisors (234014395328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

147798565392 is a wasteful number, since it uses less digits than its factorization.

147798565392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3079136790 (or 3079136784 counting only the distinct ones).

The product of its digits is 114307200, while the sum is 66.

The spelling of 147798565392 in words is "one hundred forty-seven billion, seven hundred ninety-eight million, five hundred sixty-five thousand, three hundred ninety-two".