10420663046523 has 8 divisors (see below), whose sum is σ = 14625491995200. Its totient is φ = 6581471397768.

The previous prime is 10420663046513. The next prime is 10420663046531. The reversal of 10420663046523 is 32564036602401.

It is a happy number.

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

It is not a de Polignac number, because 10420663046523 - 2¹⁴ = 10420663030139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10420663046513) 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, 91409324913 + ... + 91409325026.

It is an arithmetic number, because the mean of its divisors is an integer number (1828186499400).

Almost surely, 2^{10420663046523} is an apocalyptic number.

10420663046523 is a deficient number, since it is larger than the sum of its proper divisors (4204828948677).

10420663046523 is a wasteful number, since it uses less digits than its factorization.

10420663046523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182818649961.

The product of its (nonzero) digits is 622080, while the sum is 42.

Adding to 10420663046523 its reverse (32564036602401), we get a palindrome (42984699648924).

The spelling of 10420663046523 in words is "ten trillion, four hundred twenty billion, six hundred sixty-three million, forty-six thousand, five hundred twenty-three".