531402201250054 has 4 divisors (see below), whose sum is σ = 797103301875084. Its totient is φ = 265701100625026.

The previous prime is 531402201250049. The next prime is 531402201250097. The reversal of 531402201250054 is 450052102204135.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132850550312512 + ... + 132850550312515.

It is an arithmetic number, because the mean of its divisors is an integer number (199275825468771).

Almost surely, 2^{531402201250054} is an apocalyptic number.

531402201250054 is a deficient number, since it is larger than the sum of its proper divisors (265701100625030).

531402201250054 is a wasteful number, since it uses less digits than its factorization.

531402201250054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265701100625029.

The product of its (nonzero) digits is 48000, while the sum is 34.

Adding to 531402201250054 its reverse (450052102204135), we get a palindrome (981454303454189).

The spelling of 531402201250054 in words is "five hundred thirty-one trillion, four hundred two billion, two hundred one million, two hundred fifty thousand, fifty-four".