5400454042 has 16 divisors (see below), whose sum is σ = 8235837000. Its totient is φ = 2655534400.

The previous prime is 5400454009. The next prime is 5400454091. The reversal of 5400454042 is 2404540045.

It can be written as a sum of positive squares in 4 ways, for example, as 5004006121 + 396447921 = 70739^2 + 19911^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5400454042.

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, 59617 + ... + 119812.

Almost surely, 2^5400454042 is an apocalyptic number.

5400454042 is a deficient number, since it is larger than the sum of its proper divisors (2835382958).

5400454042 is a wasteful number, since it uses less digits than its factorization.

5400454042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179681.

The product of its (nonzero) digits is 12800, while the sum is 28.

The square root of 5400454042 is about 73487.7815830632. The cubic root of 5400454042 is about 1754.4598129149.

Adding to 5400454042 its reverse (2404540045), we get a palindrome (7804994087).

The spelling of 5400454042 in words is "five billion, four hundred million, four hundred fifty-four thousand, forty-two".