42782470156338 has 32 divisors (see below), whose sum is σ = 93451733102592. Its totient is φ = 12949362416400.

The previous prime is 42782470156337. The next prime is 42782470156399. The reversal of 42782470156338 is 83365107428724.

42782470156338 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×42782470156338² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42782470156337) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 375504598 + ... + 375618513.

It is an arithmetic number, because the mean of its divisors is an integer number (2920366659456).

Almost surely, 2^{42782470156338} is an apocalyptic number.

42782470156338 is an abundant number, since it is smaller than the sum of its proper divisors (50669262946254).

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

42782470156338 is a wasteful number, since it uses less digits than its factorization.

42782470156338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 751123990.

The product of its (nonzero) digits is 54190080, while the sum is 60.

The spelling of 42782470156338 in words is "forty-two trillion, seven hundred eighty-two billion, four hundred seventy million, one hundred fifty-six thousand, three hundred thirty-eight".