45532312312578 has 96 divisors (see below), whose sum is σ = 115783659843264. Its totient is φ = 11829290191488.

The previous prime is 45532312312577. The next prime is 45532312312601. The reversal of 45532312312578 is 87521321323554.

It is a self number, because there is not a number n which added to its sum of digits gives 45532312312578.

It is not an unprimeable number, because it can be changed into a prime (45532312312573) 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 47 ways as a sum of consecutive naturals, for example, 88648525 + ... + 89160672.

It is an arithmetic number, because the mean of its divisors is an integer number (1206079790034).

Almost surely, 2^{45532312312578} is an apocalyptic number.

45532312312578 is an abundant number, since it is smaller than the sum of its proper divisors (70251347530686).

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

45532312312578 is a wasteful number, since it uses less digits than its factorization.

45532312312578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177809296 (or 177809289 counting only the distinct ones).

The product of its digits is 6048000, while the sum is 51.

The spelling of 45532312312578 in words is "forty-five trillion, five hundred thirty-two billion, three hundred twelve million, three hundred twelve thousand, five hundred seventy-eight".