42625948867 has 48 divisors (see below), whose sum is σ = 47404465920. Its totient is φ = 38199470400.

The previous prime is 42625948823. The next prime is 42625948951. The reversal of 42625948867 is 76884952624.

It is not a de Polignac number, because 42625948867 - 2¹¹ = 42625946819 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (61).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42625948067) 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 47 ways as a sum of consecutive naturals, for example, 513565608 + ... + 513565690.

It is an arithmetic number, because the mean of its divisors is an integer number (987593040).

Almost surely, 2^42625948867 is an apocalyptic number.

42625948867 is a deficient number, since it is larger than the sum of its proper divisors (4778517053).

42625948867 is an equidigital number, since it uses as much as digits as its factorization.

42625948867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392 (or 313 counting only the distinct ones).

The product of its digits is 46448640, while the sum is 61.

The spelling of 42625948867 in words is "forty-two billion, six hundred twenty-five million, nine hundred forty-eight thousand, eight hundred sixty-seven".