11485742708729 has 2 divisors, whose sum is σ = 11485742708730. Its totient is φ = 11485742708728.

The previous prime is 11485742708711. The next prime is 11485742708761. The reversal of 11485742708729 is 92780724758411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7758603572329 + 3727139136400 = 2785427^2 + 1930580^2 .

It is a cyclic number.

It is not a de Polignac number, because 11485742708729 - 2¹² = 11485742704633 is a prime.

It is a super-2 number, since 2×11485742708729² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11485742701729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5742871354364 + 5742871354365.

It is an arithmetic number, because the mean of its divisors is an integer number (5742871354365).

Almost surely, 2^{11485742708729} is an apocalyptic number.

It is an amenable number.

11485742708729 is a deficient number, since it is larger than the sum of its proper divisors (1).

11485742708729 is an equidigital number, since it uses as much as digits as its factorization.

11485742708729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63221760, while the sum is 65.

The spelling of 11485742708729 in words is "eleven trillion, four hundred eighty-five billion, seven hundred forty-two million, seven hundred eight thousand, seven hundred twenty-nine".