42531470102 has 16 divisors (see below), whose sum is σ = 69668957952. Its totient is φ = 19312484520.

The previous prime is 42531470053. The next prime is 42531470129. The reversal of 42531470102 is 20107413524.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 978338 + ... + 1020885.

It is an arithmetic number, because the mean of its divisors is an integer number (4354309872).

Almost surely, 2^42531470102 is an apocalyptic number.

42531470102 is a deficient number, since it is larger than the sum of its proper divisors (27137487850).

42531470102 is a wasteful number, since it uses less digits than its factorization.

42531470102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2000203.

The product of its (nonzero) digits is 6720, while the sum is 29.

Adding to 42531470102 its reverse (20107413524), we get a palindrome (62638883626).

The spelling of 42531470102 in words is "forty-two billion, five hundred thirty-one million, four hundred seventy thousand, one hundred two".