42616501271 has 4 divisors (see below), whose sum is σ = 42616948200. Its totient is φ = 42616054344.

The previous prime is 42616501259. The next prime is 42616501351. The reversal of 42616501271 is 17210561624.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 42616501271 - 2²² = 42612306967 is a prime.

It is a super-2 number, since 2×42616501271² (a number of 22 digits) contains 22 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 (42616501201) 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, 16601 + ... + 292418.

It is an arithmetic number, because the mean of its divisors is an integer number (10654237050).

Almost surely, 2^42616501271 is an apocalyptic number.

42616501271 is a deficient number, since it is larger than the sum of its proper divisors (446929).

42616501271 is a wasteful number, since it uses less digits than its factorization.

42616501271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446928.

The product of its (nonzero) digits is 20160, while the sum is 35.

The spelling of 42616501271 in words is "forty-two billion, six hundred sixteen million, five hundred one thousand, two hundred seventy-one".