753540316489 has 9 divisors (see below), whose sum is σ = 766580760903. Its totient is φ = 740718098832.

The previous prime is 753540316427. The next prime is 753540316493. The reversal of 753540316489 is 984613045357.

It is a happy number.

The square root of 753540316489 is 868067.

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

753540316489 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 558360145225 + 195180171264 = 747235^2 + 441792^2 .

It is not a de Polignac number, because 753540316489 - 2²³ = 753531927881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (753540316409) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 51208597 + ... + 51223309.

Almost surely, 2^753540316489 is an apocalyptic number.

753540316489 is the 868067-th square number.

753540316489 is the 434034-th centered octagonal number.

It is an amenable number.

753540316489 is a deficient number, since it is larger than the sum of its proper divisors (13040444414).

753540316489 is an frugal number, since it uses more digits than its factorization.

753540316489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29544 (or 14772 counting only the distinct ones).

The product of its (nonzero) digits is 10886400, while the sum is 55.

The spelling of 753540316489 in words is "seven hundred fifty-three billion, five hundred forty million, three hundred sixteen thousand, four hundred eighty-nine".