1225460513505 has 16 divisors (see below), whose sum is σ = 1965286105344. Its totient is φ = 652062512640.

The previous prime is 1225460513467. The next prime is 1225460513513. The reversal of 1225460513505 is 5053150645221.

It is not a de Polignac number, because 1225460513505 - 2⁶ = 1225460513441 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94770064 + ... + 94782993.

It is an arithmetic number, because the mean of its divisors is an integer number (122830381584).

Almost surely, 2^{1225460513505} is an apocalyptic number.

1225460513505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1225460513505 is a deficient number, since it is larger than the sum of its proper divisors (739825591839).

1225460513505 is a wasteful number, since it uses less digits than its factorization.

1225460513505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189553496.

The product of its (nonzero) digits is 180000, while the sum is 39.

The spelling of 1225460513505 in words is "one trillion, two hundred twenty-five billion, four hundred sixty million, five hundred thirteen thousand, five hundred five".