42878535238101 has 16 divisors (see below), whose sum is σ = 59666609312640. Its totient is φ = 27338472194880.

The previous prime is 42878535237997. The next prime is 42878535238103. The reversal of 42878535238101 is 10183253587824.

It is not a de Polignac number, because 42878535238101 - 2¹⁰ = 42878535237077 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42878535238103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49131010 + ... + 49996131.

It is an arithmetic number, because the mean of its divisors is an integer number (3729163082040).

Almost surely, 2^{42878535238101} is an apocalyptic number.

It is an amenable number.

42878535238101 is a deficient number, since it is larger than the sum of its proper divisors (16788074074539).

42878535238101 is a wasteful number, since it uses less digits than its factorization.

42878535238101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99133436.

The product of its (nonzero) digits is 12902400, while the sum is 57.

The spelling of 42878535238101 in words is "forty-two trillion, eight hundred seventy-eight billion, five hundred thirty-five million, two hundred thirty-eight thousand, one hundred one".