1372346043505 has 4 divisors (see below), whose sum is σ = 1646815252212. Its totient is φ = 1097876834800.

The previous prime is 1372346043499. The next prime is 1372346043517. The reversal of 1372346043505 is 5053406432731.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 507937013809 + 864409029696 = 712697^2 + 929736^2 .

It is not a de Polignac number, because 1372346043505 - 2³¹ = 1370198559857 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137234604346 + ... + 137234604355.

It is an arithmetic number, because the mean of its divisors is an integer number (411703813053).

Almost surely, 2^{1372346043505} is an apocalyptic number.

It is an amenable number.

1372346043505 is a deficient number, since it is larger than the sum of its proper divisors (274469208707).

1372346043505 is an equidigital number, since it uses as much as digits as its factorization.

1372346043505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274469208706.

The product of its (nonzero) digits is 907200, while the sum is 43.

The spelling of 1372346043505 in words is "one trillion, three hundred seventy-two billion, three hundred forty-six million, forty-three thousand, five hundred five".