42125310544 has 80 divisors (see below), whose sum is σ = 83942127360. Its totient is φ = 20473896960.

The previous prime is 42125310523. The next prime is 42125310547. The reversal of 42125310544 is 44501352124.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42125310547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22513929 + ... + 22515799.

It is an arithmetic number, because the mean of its divisors is an integer number (1049276592).

Almost surely, 2^42125310544 is an apocalyptic number.

It is an amenable number.

42125310544 is a deficient number, since it is larger than the sum of its proper divisors (41816816816).

42125310544 is a wasteful number, since it uses less digits than its factorization.

42125310544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2228 (or 2222 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 42125310544 its reverse (44501352124), we get a palindrome (86626662668).

The spelling of 42125310544 in words is "forty-two billion, one hundred twenty-five million, three hundred ten thousand, five hundred forty-four".