381651799358 has 8 divisors (see below), whose sum is σ = 572578878360. Its totient is φ = 190792173240.

The previous prime is 381651799357. The next prime is 381651799367. The reversal of 381651799358 is 853997156183.

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

It is a junction number, because it is equal to n+sod(n) for n = 381651799294 and 381651799303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (381651799357) 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, 16849073 + ... + 16871708.

It is an arithmetic number, because the mean of its divisors is an integer number (71572359795).

Almost surely, 2^381651799358 is an apocalyptic number.

381651799358 is a deficient number, since it is larger than the sum of its proper divisors (190927079002).

381651799358 is a wasteful number, since it uses less digits than its factorization.

381651799358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33726442.

The product of its digits is 48988800, while the sum is 65.

The spelling of 381651799358 in words is "three hundred eighty-one billion, six hundred fifty-one million, seven hundred ninety-nine thousand, three hundred fifty-eight".