11825939445829 has 4 divisors (see below), whose sum is σ = 11827445367276. Its totient is φ = 11824433524384.

The previous prime is 11825939445779. The next prime is 11825939445841. The reversal of 11825939445829 is 92854493952811.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1027026176929 + 10798913268900 = 1013423^2 + 3286170^2 .

It is a cyclic number.

It is not a de Polignac number, because 11825939445829 - 2²³ = 11825931057221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11825939445899) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 752948944 + ... + 752964649.

It is an arithmetic number, because the mean of its divisors is an integer number (2956861341819).

Almost surely, 2^{11825939445829} is an apocalyptic number.

It is an amenable number.

11825939445829 is a deficient number, since it is larger than the sum of its proper divisors (1505921447).

11825939445829 is an equidigital number, since it uses as much as digits as its factorization.

11825939445829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1505921446.

The product of its digits is 223948800, while the sum is 70.

The spelling of 11825939445829 in words is "eleven trillion, eight hundred twenty-five billion, nine hundred thirty-nine million, four hundred forty-five thousand, eight hundred twenty-nine".