306134431604 has 6 divisors (see below), whose sum is σ = 535735255314. Its totient is φ = 153067215800.

The previous prime is 306134431583. The next prime is 306134431621. The reversal of 306134431604 is 406134431603.

It can be written as a sum of positive squares in only one way, i.e., 296393136400 + 9741295204 = 544420^2 + 98698^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38266803947 + ... + 38266803954.

It is an arithmetic number, because the mean of its divisors is an integer number (89289209219).

Almost surely, 2^306134431604 is an apocalyptic number.

It is an amenable number.

306134431604 is a deficient number, since it is larger than the sum of its proper divisors (229600823710).

306134431604 is a wasteful number, since it uses less digits than its factorization.

306134431604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76533607905 (or 76533607903 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 35.

Subtracting 306134431604 from its reverse (406134431603), we obtain a palindrome (99999999999).

The spelling of 306134431604 in words is "three hundred six billion, one hundred thirty-four million, four hundred thirty-one thousand, six hundred four".