523375142107421 has 8 divisors (see below), whose sum is σ = 527202150781824. Its totient is φ = 519548231290720.

The previous prime is 523375142107339. The next prime is 523375142107429. The reversal of 523375142107421 is 124701241573325.

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

It is a cyclic number.

It is not a de Polignac number, because 523375142107421 - 2¹⁴ = 523375142091037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523375142107429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13711445 + ... + 35139066.

It is an arithmetic number, because the mean of its divisors is an integer number (65900268847728).

Almost surely, 2^{523375142107421} is an apocalyptic number.

It is an amenable number.

523375142107421 is a deficient number, since it is larger than the sum of its proper divisors (3827008674403).

523375142107421 is a wasteful number, since it uses less digits than its factorization.

523375142107421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48928851.

The product of its (nonzero) digits is 1411200, while the sum is 47.

The spelling of 523375142107421 in words is "five hundred twenty-three trillion, three hundred seventy-five billion, one hundred forty-two million, one hundred seven thousand, four hundred twenty-one".