380373555121 has 4 divisors (see below), whose sum is σ = 434712634432. Its totient is φ = 326034475812.

The previous prime is 380373555091. The next prime is 380373555127. The reversal of 380373555121 is 121555373083.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 121555373083 = 23 ⋅5285016221.

It is a cyclic number.

It is not a de Polignac number, because 380373555121 - 2¹¹ = 380373553073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (380373555127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27169539645 + ... + 27169539658.

It is an arithmetic number, because the mean of its divisors is an integer number (108678158608).

Almost surely, 2^380373555121 is an apocalyptic number.

It is an amenable number.

380373555121 is a deficient number, since it is larger than the sum of its proper divisors (54339079311).

380373555121 is an equidigital number, since it uses as much as digits as its factorization.

380373555121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54339079310.

The product of its (nonzero) digits is 378000, while the sum is 43.

The spelling of 380373555121 in words is "three hundred eighty billion, three hundred seventy-three million, five hundred fifty-five thousand, one hundred twenty-one".