42486189860 has 48 divisors (see below), whose sum is σ = 90170720640. Its totient is φ = 16814353920.

The previous prime is 42486189859. The next prime is 42486189871. The reversal of 42486189860 is 6898168424.

It is a junction number, because it is equal to n+sod(n) for n = 42486189796 and 42486189805.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 858881 + ... + 906999.

It is an arithmetic number, because the mean of its divisors is an integer number (1878556680).

Almost surely, 2^42486189860 is an apocalyptic number.

It is an amenable number.

42486189860 is an abundant number, since it is smaller than the sum of its proper divisors (47684530780).

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

42486189860 is a wasteful number, since it uses less digits than its factorization.

42486189860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48596 (or 48594 counting only the distinct ones).

The product of its (nonzero) digits is 5308416, while the sum is 56.

The spelling of 42486189860 in words is "forty-two billion, four hundred eighty-six million, one hundred eighty-nine thousand, eight hundred sixty".