420654362345 has 48 divisors (see below), whose sum is σ = 597518596800. Its totient is φ = 283385531520.

The previous prime is 420654362321. The next prime is 420654362347. The reversal of 420654362345 is 543263456024.

It is not a de Polignac number, because 420654362345 - 2¹⁰ = 420654361321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 420654362296 and 420654362305.

It is not an unprimeable number, because it can be changed into a prime (420654362347) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 26169971 + ... + 26186039.

It is an arithmetic number, because the mean of its divisors is an integer number (12448304100).

Almost surely, 2^420654362345 is an apocalyptic number.

It is an amenable number.

420654362345 is a deficient number, since it is larger than the sum of its proper divisors (176864234455).

420654362345 is a wasteful number, since it uses less digits than its factorization.

420654362345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17958 (or 17951 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 44.

The spelling of 420654362345 in words is "four hundred twenty billion, six hundred fifty-four million, three hundred sixty-two thousand, three hundred forty-five".