5746994549521 has 27 divisors (see below), whose sum is σ = 6183017722011. Its totient is φ = 5340622899264.

The previous prime is 5746994549507. The next prime is 5746994549539. The reversal of 5746994549521 is 1259454996475.

The square root of 5746994549521 is 2397289.

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., 4474303715025 + 1272690834496 = 2115255^2 + 1128136^2 .

It is not a de Polignac number, because 5746994549521 - 2⁵ = 5746994549489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5746994549581) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 3382573930 + ... + 3382575628.

Almost surely, 2^{5746994549521} is an apocalyptic number.

5746994549521 is the 2397289-th square number.

5746994549521 is the 1198645-th centered octagonal number.

It is an amenable number.

5746994549521 is a deficient number, since it is larger than the sum of its proper divisors (436023172490).

5746994549521 is an frugal number, since it uses more digits than its factorization.

5746994549521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3598 (or 1799 counting only the distinct ones).

The product of its digits is 489888000, while the sum is 70.

The spelling of 5746994549521 in words is "five trillion, seven hundred forty-six billion, nine hundred ninety-four million, five hundred forty-nine thousand, five hundred twenty-one".