380145144440 has 16 divisors (see below), whose sum is σ = 855326575080. Its totient is φ = 152058057760.

The previous prime is 380145144397. The next prime is 380145144443. The reversal of 380145144440 is 44441541083.

It is a junction number, because it is equal to n+sod(n) for n = 380145144394 and 380145144403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380145144443) 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, 4751814266 + ... + 4751814345.

Almost surely, 2^380145144440 is an apocalyptic number.

It is an amenable number.

380145144440 is an abundant number, since it is smaller than the sum of its proper divisors (475181430640).

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

380145144440 is a wasteful number, since it uses less digits than its factorization.

380145144440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9503628622 (or 9503628618 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 38.

The spelling of 380145144440 in words is "three hundred eighty billion, one hundred forty-five million, one hundred forty-four thousand, four hundred forty".