77452003204 has 27 divisors (see below), whose sum is σ = 136363184517. Its totient is φ = 38492506224.

The previous prime is 77452003183. The next prime is 77452003207. The reversal of 77452003204 is 40230025477.

The square root of 77452003204 is 278302.

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

It can be written as a sum of positive squares in only one way, i.e., 252492100 + 77199511104 = 15890^2 + 277848^2 .

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 77452003204.

It is not an unprimeable number, because it can be changed into a prime (77452003207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 126348802 + ... + 126349414.

Almost surely, 2^77452003204 is an apocalyptic number.

77452003204 is the 278302-nd square number.

It is an amenable number.

77452003204 is a deficient number, since it is larger than the sum of its proper divisors (58911181313).

77452003204 is an frugal number, since it uses more digits than its factorization.

77452003204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1684 (or 842 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 34.

The spelling of 77452003204 in words is "seventy-seven billion, four hundred fifty-two million, three thousand, two hundred four".