381527338000 has 40 divisors (see below), whose sum is σ = 922533108120. Its totient is φ = 152610934400.

The previous prime is 381527337923. The next prime is 381527338037. The reversal of 381527338000 is 833725183.

It can be written as a sum of positive squares in 4 ways, for example, as 2627997696 + 378899340304 = 51264^2 + 615548^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95379835 + ... + 95383834.

It is an arithmetic number, because the mean of its divisors is an integer number (23063327703).

Almost surely, 2^381527338000 is an apocalyptic number.

It is an amenable number.

381527338000 is an abundant number, since it is smaller than the sum of its proper divisors (541005770120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

381527338000 is a wasteful number, since it uses less digits than its factorization.

381527338000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190763692 (or 190763676 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 40.

The spelling of 381527338000 in words is "three hundred eighty-one billion, five hundred twenty-seven million, three hundred thirty-eight thousand".