505614321345 has 32 divisors (see below), whose sum is σ = 924727069440. Its totient is φ = 231094183680.

The previous prime is 505614321301. The next prime is 505614321361. The reversal of 505614321345 is 543123416505.

It is a happy number.

It is not a de Polignac number, because 505614321345 - 2⁹ = 505614320833 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 103935 + ... + 1010955.

It is an arithmetic number, because the mean of its divisors is an integer number (28897720920).

Almost surely, 2^505614321345 is an apocalyptic number.

It is an amenable number.

505614321345 is a deficient number, since it is larger than the sum of its proper divisors (419112748095).

505614321345 is a wasteful number, since it uses less digits than its factorization.

505614321345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 912345.

The product of its (nonzero) digits is 216000, while the sum is 39.

The spelling of 505614321345 in words is "five hundred five billion, six hundred fourteen million, three hundred twenty-one thousand, three hundred forty-five".