41665428042 has 48 divisors (see below), whose sum is σ = 100278531360. Its totient is φ = 11493908832.

The previous prime is 41665428041. The next prime is 41665428067. The reversal of 41665428042 is 24082456614.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 41665427985 and 41665428003.

It is not an unprimeable number, because it can be changed into a prime (41665428041) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2434908 + ... + 2451959.

It is an arithmetic number, because the mean of its divisors is an integer number (2089136070).

Almost surely, 2^41665428042 is an apocalyptic number.

41665428042 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

41665428042 is an abundant number, since it is smaller than the sum of its proper divisors (58613103318).

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

41665428042 is a wasteful number, since it uses less digits than its factorization.

41665428042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4886915 (or 4886908 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 42.

The spelling of 41665428042 in words is "forty-one billion, six hundred sixty-five million, four hundred twenty-eight thousand, forty-two".