1382540577388 has 12 divisors (see below), whose sum is σ = 2422173689712. Its totient is φ = 690490951760.

The previous prime is 1382540577359. The next prime is 1382540577403. The reversal of 1382540577388 is 8837750452831.

It is a happy number.

It is a super-2 number, since 2×1382540577388² (a number of 25 digits) contains 22 as substring.

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, 194830243 + ... + 194837338.

It is an arithmetic number, because the mean of its divisors is an integer number (201847807476).

Almost surely, 2^{1382540577388} is an apocalyptic number.

It is an amenable number.

1382540577388 is a deficient number, since it is larger than the sum of its proper divisors (1039633112324).

1382540577388 is a wasteful number, since it uses less digits than its factorization.

1382540577388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389668472 (or 389668470 counting only the distinct ones).

The product of its (nonzero) digits is 45158400, while the sum is 61.

The spelling of 1382540577388 in words is "one trillion, three hundred eighty-two billion, five hundred forty million, five hundred seventy-seven thousand, three hundred eighty-eight".