420565037005 has 16 divisors (see below), whose sum is σ = 507907532160. Its totient is φ = 334300685632.

The previous prime is 420565036987. The next prime is 420565037089. The reversal of 420565037005 is 500730565024.

It is a cyclic number.

It is not a de Polignac number, because 420565037005 - 2¹⁷ = 420564905933 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1966626 + ... + 2169964.

It is an arithmetic number, because the mean of its divisors is an integer number (31744220760).

Almost surely, 2^420565037005 is an apocalyptic number.

It is an amenable number.

420565037005 is a deficient number, since it is larger than the sum of its proper divisors (87342495155).

420565037005 is a wasteful number, since it uses less digits than its factorization.

420565037005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205988.

The product of its (nonzero) digits is 126000, while the sum is 37.

The spelling of 420565037005 in words is "four hundred twenty billion, five hundred sixty-five million, thirty-seven thousand, five".