1372856700945 has 16 divisors (see below), whose sum is σ = 2216722749120. Its totient is φ = 725472897984.

The previous prime is 1372856700893. The next prime is 1372856700947. The reversal of 1372856700945 is 5490076582731.

It is not a de Polignac number, because 1372856700945 - 2²⁹ = 1372319830033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1372856700947) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 419832219 + ... + 419835488.

It is an arithmetic number, because the mean of its divisors is an integer number (138545171820).

It is a 1-persistent number, because it is pandigital, but 2⋅1372856700945 = 2745713401890 is not.

Almost surely, 2^{1372856700945} is an apocalyptic number.

1372856700945 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1372856700945 is a deficient number, since it is larger than the sum of its proper divisors (843866048175).

1372856700945 is a wasteful number, since it uses less digits than its factorization.

1372856700945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 839667824.

The product of its (nonzero) digits is 12700800, while the sum is 57.

The spelling of 1372856700945 in words is "one trillion, three hundred seventy-two billion, eight hundred fifty-six million, seven hundred thousand, nine hundred forty-five".