380409677953 has 4 divisors (see below), whose sum is σ = 381856102848. Its totient is φ = 378963253060.

The previous prime is 380409677917. The next prime is 380409678017. The reversal of 380409677953 is 359776904083.

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.

It is a cyclic number.

It is not a de Polignac number, because 380409677953 - 2³⁷ = 242970724481 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 380409677891 and 380409677900.

It is not an unprimeable number, because it can be changed into a prime (380409677653) 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, 723212053 + ... + 723212578.

It is an arithmetic number, because the mean of its divisors is an integer number (95464025712).

Almost surely, 2^380409677953 is an apocalyptic number.

It is an amenable number.

380409677953 is a deficient number, since it is larger than the sum of its proper divisors (1446424895).

380409677953 is a wasteful number, since it uses less digits than its factorization.

380409677953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1446424894.

The product of its (nonzero) digits is 34292160, while the sum is 61.

The spelling of 380409677953 in words is "three hundred eighty billion, four hundred nine million, six hundred seventy-seven thousand, nine hundred fifty-three".