46642824749 has 2 divisors, whose sum is σ = 46642824750. Its totient is φ = 46642824748.

The previous prime is 46642824649. The next prime is 46642824751. The reversal of 46642824749 is 94742824664.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39082522249 + 7560302500 = 197693^2 + 86950^2 .

It is a cyclic number.

It is not a de Polignac number, because 46642824749 - 2²⁰ = 46641776173 is a prime.

Together with 46642824751, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 46642824694 and 46642824703.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46642824649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23321412374 + 23321412375.

It is an arithmetic number, because the mean of its divisors is an integer number (23321412375).

Almost surely, 2^46642824749 is an apocalyptic number.

It is an amenable number.

46642824749 is a deficient number, since it is larger than the sum of its proper divisors (1).

46642824749 is an equidigital number, since it uses as much as digits as its factorization.

46642824749 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18579456, while the sum is 56.

The spelling of 46642824749 in words is "forty-six billion, six hundred forty-two million, eight hundred twenty-four thousand, seven hundred forty-nine".