43342421657142 has 32 divisors (see below), whose sum is σ = 96614686051200. Its totient is φ = 12881958139008.

The previous prime is 43342421657113. The next prime is 43342421657147. The reversal of 43342421657142 is 24175612424334.

It is a junction number, because it is equal to n+sod(n) for n = 43342421657091 and 43342421657100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43342421657147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11182253392 + ... + 11182257267.

It is an arithmetic number, because the mean of its divisors is an integer number (3019208939100).

Almost surely, 2^{43342421657142} is an apocalyptic number.

43342421657142 is an abundant number, since it is smaller than the sum of its proper divisors (53272264394058).

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

43342421657142 is a wasteful number, since it uses less digits than its factorization.

43342421657142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22364510700.

The product of its digits is 3870720, while the sum is 48.

The spelling of 43342421657142 in words is "forty-three trillion, three hundred forty-two billion, four hundred twenty-one million, six hundred fifty-seven thousand, one hundred forty-two".