66036465444103 has 64 divisors (see below), whose sum is σ = 87942891110400. Its totient is φ = 49095709740000.

The previous prime is 66036465444031. The next prime is 66036465444121. The reversal of 66036465444103 is 30144456463066.

It is not a de Polignac number, because 66036465444103 - 2⁹ = 66036465443591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66036465444133) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4328368 + ... + 12280378.

It is an arithmetic number, because the mean of its divisors is an integer number (1374107673600).

Almost surely, 2^{66036465444103} is an apocalyptic number.

66036465444103 is a deficient number, since it is larger than the sum of its proper divisors (21906425666297).

66036465444103 is a wasteful number, since it uses less digits than its factorization.

66036465444103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7952145 (or 7952131 counting only the distinct ones).

The product of its (nonzero) digits is 14929920, while the sum is 52.

The spelling of 66036465444103 in words is "sixty-six trillion, thirty-six billion, four hundred sixty-five million, four hundred forty-four thousand, one hundred three".