42601517671 has 4 divisors (see below), whose sum is σ = 42912477792. Its totient is φ = 42290557552.

The previous prime is 42601517669. The next prime is 42601517689. The reversal of 42601517671 is 17671510624.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42601517671 - 2¹ = 42601517669 is a prime.

It is a super-3 number, since 3×42601517671³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42601517611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155479855 + ... + 155480128.

It is an arithmetic number, because the mean of its divisors is an integer number (10728119448).

Almost surely, 2^42601517671 is an apocalyptic number.

42601517671 is a deficient number, since it is larger than the sum of its proper divisors (310960121).

42601517671 is a wasteful number, since it uses less digits than its factorization.

42601517671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310960120.

The product of its (nonzero) digits is 70560, while the sum is 40.

The spelling of 42601517671 in words is "forty-two billion, six hundred one million, five hundred seventeen thousand, six hundred seventy-one".