147399680243929 has 3 divisors (see below), whose sum is σ = 147399692384757. Its totient is φ = 147399668103102.

The previous prime is 147399680243897. The next prime is 147399680243971. The reversal of 147399680243929 is 929342086993741.

The square root of 147399680243929 is 12140827.

It is a perfect power (a square), and thus also a powerful number.

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 not a de Polignac number, because 147399680243929 - 2⁵ = 147399680243897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (147399680243999) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 6070414 + ... + 18211240.

It is an arithmetic number, because the mean of its divisors is an integer number (49133230794919).

Almost surely, 2^{147399680243929} is an apocalyptic number.

147399680243929 is the 12140827-th square number.

147399680243929 is the 6070414-th centered octagonal number.

It is an amenable number.

147399680243929 is a deficient number, since it is larger than the sum of its proper divisors (12140828).

147399680243929 is an frugal number, since it uses more digits than its factorization.

147399680243929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24281654 (or 12140827 counting only the distinct ones).

The product of its (nonzero) digits is 1269789696, while the sum is 76.

The spelling of 147399680243929 in words is "one hundred forty-seven trillion, three hundred ninety-nine billion, six hundred eighty million, two hundred forty-three thousand, nine hundred twenty-nine".