38396459289240 has 288 divisors, whose sum is σ = 139785524658000. Its totient is φ = 9125524122624.

The previous prime is 38396459289203. The next prime is 38396459289257. The reversal of 38396459289240 is 4298295469383.

It is a happy number.

38396459289240 is a `hidden beast` number, since 3 + 8 + 3 + 9 + 6 + 4 + 592 + 8 + 9 + 24 + 0 = 666.

38396459289240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 9116770 + ... + 12645489.

Almost surely, 2^{38396459289240} is an apocalyptic number.

38396459289240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

38396459289240 is an abundant number, since it is smaller than the sum of its proper divisors (101389065368760).

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

38396459289240 is a wasteful number, since it uses less digits than its factorization.

38396459289240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21762331 (or 21762311 counting only the distinct ones).

The product of its (nonzero) digits is 806215680, while the sum is 72.

The spelling of 38396459289240 in words is "thirty-eight trillion, three hundred ninety-six billion, four hundred fifty-nine million, two hundred eighty-nine thousand, two hundred forty".