381011557322 has 8 divisors (see below), whose sum is σ = 623473457472. Its totient is φ = 173187071500.

The previous prime is 381011557301. The next prime is 381011557337. The reversal of 381011557322 is 223755110183.

It is a happy number.

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

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, 8659353554 + ... + 8659353597.

It is an arithmetic number, because the mean of its divisors is an integer number (77934182184).

Almost surely, 2^381011557322 is an apocalyptic number.

381011557322 is a deficient number, since it is larger than the sum of its proper divisors (242461900150).

381011557322 is a wasteful number, since it uses less digits than its factorization.

381011557322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17318707164.

The product of its (nonzero) digits is 50400, while the sum is 38.

The spelling of 381011557322 in words is "three hundred eighty-one billion, eleven million, five hundred fifty-seven thousand, three hundred twenty-two".