145026444566 has 16 divisors (see below), whose sum is σ = 217912976160. Its totient is φ = 72388831680.

The previous prime is 145026444539. The next prime is 145026444601. The reversal of 145026444566 is 665444620541.

It is a self number, because there is not a number n which added to its sum of digits gives 145026444566.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9734375 + ... + 9749261.

It is an arithmetic number, because the mean of its divisors is an integer number (13619561010).

Almost surely, 2^145026444566 is an apocalyptic number.

145026444566 is a deficient number, since it is larger than the sum of its proper divisors (72886531594).

145026444566 is a wasteful number, since it uses less digits than its factorization.

145026444566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22919.

The product of its (nonzero) digits is 2764800, while the sum is 47.

The spelling of 145026444566 in words is "one hundred forty-five billion, twenty-six million, four hundred forty-four thousand, five hundred sixty-six".