42043130044020 has 144 divisors (see below), whose sum is σ = 150451114963968. Its totient is φ = 9299862858240.

The previous prime is 42043130043979. The next prime is 42043130044057. The reversal of 42043130044020 is 2044003134024.

It is a happy number.

42043130044020 is a `hidden beast` number, since 4 + 204 + 3 + 13 + 0 + 0 + 440 + 2 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 538147449 + ... + 538225568.

It is an arithmetic number, because the mean of its divisors is an integer number (1044799409472).

Almost surely, 2^{42043130044020} is an apocalyptic number.

It is an amenable number.

42043130044020 is an abundant number, since it is smaller than the sum of its proper divisors (108407984919948).

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

42043130044020 is a wasteful number, since it uses less digits than its factorization.

42043130044020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1076373070 (or 1076373065 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 42043130044020 its reverse (2044003134024), we get a palindrome (44087133178044).

The spelling of 42043130044020 in words is "forty-two trillion, forty-three billion, one hundred thirty million, forty-four thousand, twenty".