401242313104523 has 16 divisors (see below), whose sum is σ = 438136106994432. Its totient is φ = 364418121588000.

The previous prime is 401242313104489. The next prime is 401242313104579. The reversal of 401242313104523 is 325401313242104.

It is a cyclic number.

It is not a de Polignac number, because 401242313104523 - 2⁶ = 401242313104459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (401242313104823) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120880640 + ... + 124155602.

It is an arithmetic number, because the mean of its divisors is an integer number (27383506687152).

Almost surely, 2^{401242313104523} is an apocalyptic number.

401242313104523 is a deficient number, since it is larger than the sum of its proper divisors (36893793889909).

401242313104523 is a wasteful number, since it uses less digits than its factorization.

401242313104523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3285586.

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 401242313104523 its reverse (325401313242104), we get a palindrome (726643626346627).

The spelling of 401242313104523 in words is "four hundred one trillion, two hundred forty-two billion, three hundred thirteen million, one hundred four thousand, five hundred twenty-three".