46245091909 has 2 divisors, whose sum is σ = 46245091910. Its totient is φ = 46245091908.

The previous prime is 46245091877. The next prime is 46245091943. The reversal of 46245091909 is 90919054264.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26617922500 + 19627169409 = 163150^2 + 140097^2 .

It is a cyclic number.

It is not a de Polignac number, because 46245091909 - 2⁵ = 46245091877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46245091999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23122545954 + 23122545955.

It is an arithmetic number, because the mean of its divisors is an integer number (23122545955).

Almost surely, 2^46245091909 is an apocalyptic number.

It is an amenable number.

46245091909 is a deficient number, since it is larger than the sum of its proper divisors (1).

46245091909 is an equidigital number, since it uses as much as digits as its factorization.

46245091909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 699840, while the sum is 49.

The spelling of 46245091909 in words is "forty-six billion, two hundred forty-five million, ninety-one thousand, nine hundred nine".