5309726740992 has 120 divisors (see below), whose sum is σ = 15575448611580. Its totient is φ = 1740893921280.

The previous prime is 5309726740957. The next prime is 5309726740999. The reversal of 5309726740992 is 2990476279035.

5309726740992 is a `hidden beast` number, since 5 + 30 + 97 + 26 + 7 + 409 + 92 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 5283451627776 + 26275113216 = 2298576^2 + 162096^2 .

It is not an unprimeable number, because it can be changed into a prime (5309726740999) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9163867 + ... + 9726042.

Almost surely, 2^{5309726740992} is an apocalyptic number.

It is an amenable number.

5309726740992 is an abundant number, since it is smaller than the sum of its proper divisors (10265721870588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5309726740992 is a wasteful number, since it uses less digits than its factorization.

5309726740992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18889994 (or 18889975 counting only the distinct ones).

The product of its (nonzero) digits is 51438240, while the sum is 63.

The spelling of 5309726740992 in words is "five trillion, three hundred nine billion, seven hundred twenty-six million, seven hundred forty thousand, nine hundred ninety-two".