523214045001442 has 4 divisors (see below), whose sum is σ = 784821067502166. Its totient is φ = 261607022500720.

The previous prime is 523214045001407. The next prime is 523214045001451. The reversal of 523214045001442 is 244100540412325.

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

It can be written as a sum of positive squares in only one way, i.e., 489709060855641 + 33504984145801 = 22129371^2 + 5788349^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130803511250359 + ... + 130803511250362.

Almost surely, 2^{523214045001442} is an apocalyptic number.

523214045001442 is a deficient number, since it is larger than the sum of its proper divisors (261607022500724).

523214045001442 is a wasteful number, since it uses less digits than its factorization.

523214045001442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261607022500723.

The product of its (nonzero) digits is 153600, while the sum is 37.

Adding to 523214045001442 its reverse (244100540412325), we get a palindrome (767314585413767).

The spelling of 523214045001442 in words is "five hundred twenty-three trillion, two hundred fourteen billion, forty-five million, one thousand, four hundred forty-two".