42405356516 has 12 divisors (see below), whose sum is σ = 75788297088. Its totient is φ = 20751557352.

The previous prime is 42405356503. The next prime is 42405356527. The reversal of 42405356516 is 61565350424.

It is a happy number.

It is a super-2 number, since 2×42405356516² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112780016 + ... + 112780391.

It is an arithmetic number, because the mean of its divisors is an integer number (6315691424).

Almost surely, 2^42405356516 is an apocalyptic number.

It is an amenable number.

42405356516 is a deficient number, since it is larger than the sum of its proper divisors (33382940572).

42405356516 is a wasteful number, since it uses less digits than its factorization.

42405356516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225560458 (or 225560456 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 41.

The spelling of 42405356516 in words is "forty-two billion, four hundred five million, three hundred fifty-six thousand, five hundred sixteen".