4465145523550 has 12 divisors (see below), whose sum is σ = 8305170673896. Its totient is φ = 1786058209400.

The previous prime is 4465145523533. The next prime is 4465145523551. The reversal of 4465145523550 is 553255415644.

It is a junction number, because it is equal to n+sod(n) for n = 4465145523494 and 4465145523503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4465145523551) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 44651455186 + ... + 44651455285.

It is an arithmetic number, because the mean of its divisors is an integer number (692097556158).

Almost surely, 2^{4465145523550} is an apocalyptic number.

4465145523550 is a deficient number, since it is larger than the sum of its proper divisors (3840025150346).

4465145523550 is a wasteful number, since it uses less digits than its factorization.

4465145523550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89302910483 (or 89302910478 counting only the distinct ones).

The product of its (nonzero) digits is 7200000, while the sum is 49.

The spelling of 4465145523550 in words is "four trillion, four hundred sixty-five billion, one hundred forty-five million, five hundred twenty-three thousand, five hundred fifty".