45217889530 has 64 divisors (see below), whose sum is σ = 91906721280. Its totient is φ = 15866636800.

The previous prime is 45217889527. The next prime is 45217889533. The reversal of 45217889530 is 3598871254.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (45217889527) and next prime (45217889533).

It is not an unprimeable number, because it can be changed into a prime (45217889533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7783887 + ... + 7789693.

It is an arithmetic number, because the mean of its divisors is an integer number (1436042520).

Almost surely, 2^45217889530 is an apocalyptic number.

45217889530 is an abundant number, since it is smaller than the sum of its proper divisors (46688831750).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45217889530 is a wasteful number, since it uses less digits than its factorization.

45217889530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8295.

The product of its (nonzero) digits is 2419200, while the sum is 52.

The spelling of 45217889530 in words is "forty-five billion, two hundred seventeen million, eight hundred eighty-nine thousand, five hundred thirty".