420746036959 has 4 divisors (see below), whose sum is σ = 442890565240. Its totient is φ = 398601508680.

The previous prime is 420746036947. The next prime is 420746036987. The reversal of 420746036959 is 959630647024.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-420746036959 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 (420746036989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11072264112 + ... + 11072264149.

It is an arithmetic number, because the mean of its divisors is an integer number (110722641310).

Almost surely, 2^420746036959 is an apocalyptic number.

420746036959 is a deficient number, since it is larger than the sum of its proper divisors (22144528281).

420746036959 is a wasteful number, since it uses less digits than its factorization.

420746036959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22144528280.

The product of its (nonzero) digits is 9797760, while the sum is 55.

The spelling of 420746036959 in words is "four hundred twenty billion, seven hundred forty-six million, thirty-six thousand, nine hundred fifty-nine".