381727360005040 has 80 divisors (see below), whose sum is σ = 1014394297109760. Its totient is φ = 130866317280000.

The previous prime is 381727360004983. The next prime is 381727360005049. The reversal of 381727360005040 is 40500063727183.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (381727360005049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23992570 + ... + 36593689.

It is an arithmetic number, because the mean of its divisors is an integer number (12679928713872).

Almost surely, 2^{381727360005040} is an apocalyptic number.

It is an amenable number.

381727360005040 is an abundant number, since it is smaller than the sum of its proper divisors (632666937104720).

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

381727360005040 is a wasteful number, since it uses less digits than its factorization.

381727360005040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60597530 (or 60597524 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 46.

The spelling of 381727360005040 in words is "three hundred eighty-one trillion, seven hundred twenty-seven billion, three hundred sixty million, five thousand, forty".