45143452345 has 4 divisors (see below), whose sum is σ = 54172142820. Its totient is φ = 36114761872.

The previous prime is 45143452337. The next prime is 45143452373. The reversal of 45143452345 is 54325434154.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 17631590656 + 27511861689 = 132784^2 + 165867^2 .

It is a cyclic number.

It is not a de Polignac number, because 45143452345 - 2³ = 45143452337 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45143452298 and 45143452307.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4514345230 + ... + 4514345239.

It is an arithmetic number, because the mean of its divisors is an integer number (13543035705).

Almost surely, 2^45143452345 is an apocalyptic number.

It is an amenable number.

45143452345 is a deficient number, since it is larger than the sum of its proper divisors (9028690475).

45143452345 is an equidigital number, since it uses as much as digits as its factorization.

45143452345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9028690474.

The product of its digits is 576000, while the sum is 40.

Adding to 45143452345 its reverse (54325434154), we get a palindrome (99468886499).

The spelling of 45143452345 in words is "forty-five billion, one hundred forty-three million, four hundred fifty-two thousand, three hundred forty-five".