1926118428361 has 8 divisors (see below), whose sum is σ = 1929924018504. Its totient is φ = 1922316574080.

The previous prime is 1926118428359. The next prime is 1926118428397. The reversal of 1926118428361 is 1638248116291.

It can be written as a sum of positive squares in 4 ways, for example, as 962178361 + 1925156250000 = 31019^2 + 1387500^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1926118428361 - 2¹ = 1926118428359 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1926118428299 and 1926118428308.

It is not an unprimeable number, because it can be changed into a prime (1926118428301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99331 + ... + 1965223.

It is an arithmetic number, because the mean of its divisors is an integer number (241240502313).

Almost surely, 2^{1926118428361} is an apocalyptic number.

It is an amenable number.

1926118428361 is a deficient number, since it is larger than the sum of its proper divisors (3805590143).

1926118428361 is a wasteful number, since it uses less digits than its factorization.

1926118428361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1867931.

The product of its digits is 995328, while the sum is 52.

The spelling of 1926118428361 in words is "one trillion, nine hundred twenty-six billion, one hundred eighteen million, four hundred twenty-eight thousand, three hundred sixty-one".