1372341722745 has 32 divisors (see below), whose sum is σ = 2509493951232. Its totient is φ = 627338944512.

The previous prime is 1372341722671. The next prime is 1372341722749. The reversal of 1372341722745 is 5472271432731.

It is a happy number.

It is not a de Polignac number, because 1372341722745 - 2⁹ = 1372341722233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1372341722694 and 1372341722703.

It is not an unprimeable number, because it can be changed into a prime (1372341722749) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4144849 + ... + 4463681.

It is an arithmetic number, because the mean of its divisors is an integer number (78421685976).

Almost surely, 2^{1372341722745} is an apocalyptic number.

1372341722745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1372341722745 is a deficient number, since it is larger than the sum of its proper divisors (1137152228487).

1372341722745 is a wasteful number, since it uses less digits than its factorization.

1372341722745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359841.

The product of its digits is 1975680, while the sum is 48.

The spelling of 1372341722745 in words is "one trillion, three hundred seventy-two billion, three hundred forty-one million, seven hundred twenty-two thousand, seven hundred forty-five".