42455533555424 has 72 divisors (see below), whose sum is σ = 93167683089264. Its totient is φ = 19026167283200.

The previous prime is 42455533555363. The next prime is 42455533555433.

42455533555424 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 42455533555424.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 76941677 + ... + 77491500.

It is an arithmetic number, because the mean of its divisors is an integer number (1293995598462).

Almost surely, 2^{42455533555424} is an apocalyptic number.

42455533555424 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

42455533555424 is an abundant number, since it is smaller than the sum of its proper divisors (50712149533840).

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

42455533555424 is a wasteful number, since it uses less digits than its factorization.

42455533555424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154433280 (or 154433261 counting only the distinct ones).

The product of its digits is 144000000, while the sum is 56.

The spelling of 42455533555424 in words is "forty-two trillion, four hundred fifty-five billion, five hundred thirty-three million, five hundred fifty-five thousand, four hundred twenty-four".