755018490724 has 9 divisors (see below), whose sum is σ = 1321285399987. Its totient is φ = 377508376444.

The previous prime is 755018490713. The next prime is 755018490767. The reversal of 755018490724 is 427094810557.

The square root of 755018490724 is 868918.

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

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1520607 + ... + 1955065.

Almost surely, 2^755018490724 is an apocalyptic number.

755018490724 is the 868918-th square number.

It is an amenable number.

755018490724 is a deficient number, since it is larger than the sum of its proper divisors (566266909263).

755018490724 is an frugal number, since it uses more digits than its factorization.

755018490724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 868922 (or 434461 counting only the distinct ones).

The product of its (nonzero) digits is 2822400, while the sum is 52.

The spelling of 755018490724 in words is "seven hundred fifty-five billion, eighteen million, four hundred ninety thousand, seven hundred twenty-four".