46866719869 has 2 divisors, whose sum is σ = 46866719870. Its totient is φ = 46866719868.

The previous prime is 46866719857. The next prime is 46866719903. The reversal of 46866719869 is 96891766864.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36043022500 + 10823697369 = 189850^2 + 104037^2 .

It is a cyclic number.

It is not a de Polignac number, because 46866719869 - 2²⁵ = 46833165437 is a prime.

It is a super-2 number, since 2×46866719869² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 46866719798 and 46866719807.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46866711869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23433359934 + 23433359935.

It is an arithmetic number, because the mean of its divisors is an integer number (23433359935).

Almost surely, 2^46866719869 is an apocalyptic number.

It is an amenable number.

46866719869 is a deficient number, since it is larger than the sum of its proper divisors (1).

46866719869 is an equidigital number, since it uses as much as digits as its factorization.

46866719869 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 188116992, while the sum is 70.

The spelling of 46866719869 in words is "forty-six billion, eight hundred sixty-six million, seven hundred nineteen thousand, eight hundred sixty-nine".