145225517606 has 16 divisors (see below), whose sum is σ = 235891179888. Its totient is φ = 66656844000.

The previous prime is 145225517599. The next prime is 145225517663. The reversal of 145225517606 is 606715522541.

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, 15425120 + ... + 15434531.

It is an arithmetic number, because the mean of its divisors is an integer number (14743198743).

Almost surely, 2^145225517606 is an apocalyptic number.

145225517606 is a deficient number, since it is larger than the sum of its proper divisors (90665662282).

145225517606 is a wasteful number, since it uses less digits than its factorization.

145225517606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30859847.

The product of its (nonzero) digits is 504000, while the sum is 44.

The spelling of 145225517606 in words is "one hundred forty-five billion, two hundred twenty-five million, five hundred seventeen thousand, six hundred six".