145485447586 has 12 divisors (see below), whose sum is σ = 223421275782. Its totient is φ = 71051030736.

The previous prime is 145485447539. The next prime is 145485447607. The reversal of 145485447586 is 685744584541.

It can be written as a sum of positive squares in only one way, i.e., 141014519361 + 4470928225 = 375519^2 + 66865^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19667131 + ... + 19674526.

Almost surely, 2^145485447586 is an apocalyptic number.

145485447586 is a deficient number, since it is larger than the sum of its proper divisors (77935828196).

145485447586 is an equidigital number, since it uses as much as digits as its factorization.

145485447586 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39341745 (or 39341702 counting only the distinct ones).

The product of its digits is 86016000, while the sum is 61.

The spelling of 145485447586 in words is "one hundred forty-five billion, four hundred eighty-five million, four hundred forty-seven thousand, five hundred eighty-six".