42459979831248 has 80 divisors (see below), whose sum is σ = 131955827064320. Its totient is φ = 11492926869888.

The previous prime is 42459979831231. The next prime is 42459979831261. The reversal of 42459979831248 is 84213897995424.

It is a self number, because there is not a number n which added to its sum of digits gives 42459979831248.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3325493290 + ... + 3325506057.

It is an arithmetic number, because the mean of its divisors is an integer number (1649447838304).

Almost surely, 2^{42459979831248} is an apocalyptic number.

42459979831248 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

42459979831248 is an abundant number, since it is smaller than the sum of its proper divisors (89495847233072).

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

42459979831248 is a wasteful number, since it uses less digits than its factorization.

42459979831248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6650999384 (or 6650999378 counting only the distinct ones).

The product of its digits is 1254113280, while the sum is 75.

The spelling of 42459979831248 in words is "forty-two trillion, four hundred fifty-nine billion, nine hundred seventy-nine million, eight hundred thirty-one thousand, two hundred forty-eight".