46145854169 has 2 divisors, whose sum is σ = 46145854170. Its totient is φ = 46145854168.

The previous prime is 46145854147. The next prime is 46145854177. The reversal of 46145854169 is 96145854164.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23582209225 + 22563644944 = 153565^2 + 150212^2 .

It is a cyclic number.

It is not a de Polignac number, because 46145854169 - 2²⁴ = 46129076953 is a prime.

It is a super-2 number, since 2×46145854169² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 46145854169.

It is not a weakly prime, because it can be changed into another prime (46145857169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23072927084 + 23072927085.

It is an arithmetic number, because the mean of its divisors is an integer number (23072927085).

Almost surely, 2^46145854169 is an apocalyptic number.

It is an amenable number.

46145854169 is a deficient number, since it is larger than the sum of its proper divisors (1).

46145854169 is an equidigital number, since it uses as much as digits as its factorization.

46145854169 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4147200, while the sum is 53.

The spelling of 46145854169 in words is "forty-six billion, one hundred forty-five million, eight hundred fifty-four thousand, one hundred sixty-nine".