42141151685 has 8 divisors (see below), whose sum is σ = 51060347520. Its totient is φ = 33385611024.

The previous prime is 42141151681. The next prime is 42141151687. The reversal of 42141151685 is 58615114124.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42141151685 - 2² = 42141151681 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42141151681) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40913225 + ... + 40914254.

It is an arithmetic number, because the mean of its divisors is an integer number (6382543440).

Almost surely, 2^42141151685 is an apocalyptic number.

It is an amenable number.

42141151685 is a deficient number, since it is larger than the sum of its proper divisors (8919195835).

42141151685 is a wasteful number, since it uses less digits than its factorization.

42141151685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81827587.

The product of its digits is 38400, while the sum is 38.

The spelling of 42141151685 in words is "forty-two billion, one hundred forty-one million, one hundred fifty-one thousand, six hundred eighty-five".