420100742463 has 4 divisors (see below), whose sum is σ = 560134323288. Its totient is φ = 280067161640.

The previous prime is 420100742431. The next prime is 420100742497. The reversal of 420100742463 is 364247001024.

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

It is a cyclic number.

It is not a de Polignac number, because 420100742463 - 2⁵ = 420100742431 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420100742063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70016790408 + ... + 70016790413.

It is an arithmetic number, because the mean of its divisors is an integer number (140033580822).

Almost surely, 2^420100742463 is an apocalyptic number.

420100742463 is a deficient number, since it is larger than the sum of its proper divisors (140033580825).

420100742463 is a wasteful number, since it uses less digits than its factorization.

420100742463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140033580824.

The product of its (nonzero) digits is 32256, while the sum is 33.

Adding to 420100742463 its reverse (364247001024), we get a palindrome (784347743487).

The spelling of 420100742463 in words is "four hundred twenty billion, one hundred million, seven hundred forty-two thousand, four hundred sixty-three".