420545496965 has 8 divisors (see below), whose sum is σ = 550532287008. Its totient is φ = 305851270480.

The previous prime is 420545496947. The next prime is 420545496989. The reversal of 420545496965 is 569694545024.

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

It is not a de Polignac number, because 420545496965 - 2²⁸ = 420277061509 is a prime.

It is a super-2 number, since 2×420545496965² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3823140827 + ... + 3823140936.

It is an arithmetic number, because the mean of its divisors is an integer number (68816535876).

Almost surely, 2^420545496965 is an apocalyptic number.

It is an amenable number.

420545496965 is a deficient number, since it is larger than the sum of its proper divisors (129986790043).

420545496965 is a wasteful number, since it uses less digits than its factorization.

420545496965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7646281779.

The product of its (nonzero) digits is 46656000, while the sum is 59.

The spelling of 420545496965 in words is "four hundred twenty billion, five hundred forty-five million, four hundred ninety-six thousand, nine hundred sixty-five".