42829426520 has 32 divisors (see below), whose sum is σ = 96377526000. Its totient is φ = 17129758848.

The previous prime is 42829426433. The next prime is 42829426579. The reversal of 42829426520 is 2562492824.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 309206 + ... + 425754.

Almost surely, 2^42829426520 is an apocalyptic number.

42829426520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42829426520 is an abundant number, since it is smaller than the sum of its proper divisors (53548099480).

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

42829426520 is a wasteful number, since it uses less digits than its factorization.

42829426520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125747 (or 125743 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 44.

The spelling of 42829426520 in words is "forty-two billion, eight hundred twenty-nine million, four hundred twenty-six thousand, five hundred twenty".