2205404355542 has 8 divisors (see below), whose sum is σ = 3312106664616. Its totient is φ = 1101368800672.

The previous prime is 2205404355527. The next prime is 2205404355547. The reversal of 2205404355542 is 2455534045022.

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

It is a super-2 number, since 2×2205404355542² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2205404355542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2205404355547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 666686483 + ... + 666689790.

It is an arithmetic number, because the mean of its divisors is an integer number (414013333077).

Almost surely, 2^{2205404355542} is an apocalyptic number.

2205404355542 is a deficient number, since it is larger than the sum of its proper divisors (1106702309074).

2205404355542 is a wasteful number, since it uses less digits than its factorization.

2205404355542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1333377102.

The product of its (nonzero) digits is 960000, while the sum is 41.

The spelling of 2205404355542 in words is "two trillion, two hundred five billion, four hundred four million, three hundred fifty-five thousand, five hundred forty-two".