420545496964 has 12 divisors (see below), whose sum is σ = 735962004288. Its totient is φ = 210270638600.

The previous prime is 420545496947. The next prime is 420545496989. The reversal of 420545496964 is 469694545024.

It is a junction number, because it is equal to n+sod(n) for n = 420545496899 and 420545496908.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26032 + ... + 917479.

It is an arithmetic number, because the mean of its divisors is an integer number (61330167024).

Almost surely, 2^420545496964 is an apocalyptic number.

It is an amenable number.

420545496964 is a deficient number, since it is larger than the sum of its proper divisors (315416507324).

420545496964 is a wasteful number, since it uses less digits than its factorization.

420545496964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1054946 (or 1054944 counting only the distinct ones).

The product of its (nonzero) digits is 37324800, while the sum is 58.

The spelling of 420545496964 in words is "four hundred twenty billion, five hundred forty-five million, four hundred ninety-six thousand, nine hundred sixty-four".