380421813826 has 8 divisors (see below), whose sum is σ = 595442839104. Its totient is φ = 181940867460.

The previous prime is 380421813799. The next prime is 380421813841. The reversal of 380421813826 is 628318124083.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (46), and also a Moran number because the ratio is a prime number: 8270039431 = 380421813826 / (3 + 8 + 0 + 4 + 2 + 1 + 8 + 1 + 3 + 8 + 2 + 6).

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, 4135019670 + ... + 4135019761.

It is an arithmetic number, because the mean of its divisors is an integer number (74430354888).

Almost surely, 2^380421813826 is an apocalyptic number.

380421813826 is a deficient number, since it is larger than the sum of its proper divisors (215021025278).

380421813826 is a wasteful number, since it uses less digits than its factorization.

380421813826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8270039456.

The product of its (nonzero) digits is 442368, while the sum is 46.

The spelling of 380421813826 in words is "three hundred eighty billion, four hundred twenty-one million, eight hundred thirteen thousand, eight hundred twenty-six".