45229817147 has 4 divisors (see below), whose sum is σ = 47196330960. Its totient is φ = 43263303336.

The previous prime is 45229817141. The next prime is 45229817161. The reversal of 45229817147 is 74171892254.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 45229817147 - 2⁴ = 45229817131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45229817095 and 45229817104.

It is not an unprimeable number, because it can be changed into a prime (45229817141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 983256872 + ... + 983256917.

It is an arithmetic number, because the mean of its divisors is an integer number (11799082740).

Almost surely, 2^45229817147 is an apocalyptic number.

45229817147 is a deficient number, since it is larger than the sum of its proper divisors (1966513813).

45229817147 is a wasteful number, since it uses less digits than its factorization.

45229817147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1966513812.

The product of its digits is 1128960, while the sum is 50.

The spelling of 45229817147 in words is "forty-five billion, two hundred twenty-nine million, eight hundred seventeen thousand, one hundred forty-seven".