42162526540 has 48 divisors (see below), whose sum is σ = 94055224032. Its totient is φ = 15821208576.

The previous prime is 42162526513. The next prime is 42162526543. The reversal of 42162526540 is 4562526124.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 42162526540.

It is not an unprimeable number, because it can be changed into a prime (42162526543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97587 + ... + 306346.

It is an arithmetic number, because the mean of its divisors is an integer number (1959483834).

Almost surely, 2^42162526540 is an apocalyptic number.

It is an amenable number.

42162526540 is an abundant number, since it is smaller than the sum of its proper divisors (51892697492).

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

42162526540 is a wasteful number, since it uses less digits than its factorization.

42162526540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404266 (or 404264 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 37.

The spelling of 42162526540 in words is "forty-two billion, one hundred sixty-two million, five hundred twenty-six thousand, five hundred forty".