42443541542205 has 24 divisors (see below), whose sum is σ = 73719870686592. Its totient is φ = 22590073844064.

The previous prime is 42443541542173. The next prime is 42443541542251. The reversal of 42443541542205 is 50224514534424.

42443541542205 is a `hidden beast` number, since 4 + 2 + 4 + 4 + 3 + 5 + 415 + 4 + 220 + 5 = 666.

It is not a de Polignac number, because 42443541542205 - 2⁵ = 42443541542173 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 968345449 + ... + 968389278.

It is an arithmetic number, because the mean of its divisors is an integer number (3071661278608).

Almost surely, 2^{42443541542205} is an apocalyptic number.

42443541542205 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

42443541542205 is a deficient number, since it is larger than the sum of its proper divisors (31276329144387).

42443541542205 is a wasteful number, since it uses less digits than its factorization.

42443541542205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1936735225 (or 1936735222 counting only the distinct ones).

The product of its (nonzero) digits is 3072000, while the sum is 45.

The spelling of 42443541542205 in words is "forty-two trillion, four hundred forty-three billion, five hundred forty-one million, five hundred forty-two thousand, two hundred five".