1245505505210 has 16 divisors (see below), whose sum is σ = 2339384253696. Its totient is φ = 476541236688.

The previous prime is 1245505505203. The next prime is 1245505505219. The reversal of 1245505505210 is 125055055421.

It is not an unprimeable number, because it can be changed into a prime (1245505505219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2707620434 + ... + 2707620893.

It is an arithmetic number, because the mean of its divisors is an integer number (146211515856).

Almost surely, 2^{1245505505210} is an apocalyptic number.

1245505505210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1245505505210 is a deficient number, since it is larger than the sum of its proper divisors (1093878748486).

1245505505210 is a wasteful number, since it uses less digits than its factorization.

1245505505210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5415241357.

The product of its (nonzero) digits is 50000, while the sum is 35.

The spelling of 1245505505210 in words is "one trillion, two hundred forty-five billion, five hundred five million, five hundred five thousand, two hundred ten".