201408042084 has 24 divisors (see below), whose sum is σ = 470549263968. Its totient is φ = 67050704640.

The previous prime is 201408042067. The next prime is 201408042091. The reversal of 201408042084 is 480240804102.

It is a super-2 number, since 2×201408042084² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10653837 + ... + 10672724.

It is an arithmetic number, because the mean of its divisors is an integer number (19606219332).

Almost surely, 2^201408042084 is an apocalyptic number.

It is an amenable number.

201408042084 is an abundant number, since it is smaller than the sum of its proper divisors (269141221884).

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

201408042084 is a wasteful number, since it uses less digits than its factorization.

201408042084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21327355 (or 21327353 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 33.

Adding to 201408042084 its reverse (480240804102), we get a palindrome (681648846186).

The spelling of 201408042084 in words is "two hundred one billion, four hundred eight million, forty-two thousand, eighty-four".