420885057051 has 6 divisors (see below), whose sum is σ = 607945082420. Its totient is φ = 280590038028.

The previous prime is 420885057029. The next prime is 420885057097. The reversal of 420885057051 is 150750588024.

420885057051 is a `hidden beast` number, since 4 + 20 + 8 + 8 + 5 + 0 + 570 + 51 = 666.

It is not a de Polignac number, because 420885057051 - 2³¹ = 418737573403 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 420885056988 and 420885057006.

It is not an unprimeable number, because it can be changed into a prime (420885057851) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23382503161 + ... + 23382503178.

Almost surely, 2^420885057051 is an apocalyptic number.

420885057051 is a deficient number, since it is larger than the sum of its proper divisors (187060025369).

420885057051 is a wasteful number, since it uses less digits than its factorization.

420885057051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46765006345 (or 46765006342 counting only the distinct ones).

The product of its (nonzero) digits is 448000, while the sum is 45.

The spelling of 420885057051 in words is "four hundred twenty billion, eight hundred eighty-five million, fifty-seven thousand, fifty-one".