420025694242 has 16 divisors (see below), whose sum is σ = 785502597312. Its totient is φ = 163646374320.

The previous prime is 420025694213. The next prime is 420025694287. The reversal of 420025694242 is 242496520024.

It is a junction number, because it is equal to n+sod(n) for n = 420025694195 and 420025694204.

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, 1363719633 + ... + 1363719940.

It is an arithmetic number, because the mean of its divisors is an integer number (49093912332).

Almost surely, 2^420025694242 is an apocalyptic number.

420025694242 is a deficient number, since it is larger than the sum of its proper divisors (365476903070).

420025694242 is a wasteful number, since it uses less digits than its factorization.

420025694242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2727439593.

The product of its (nonzero) digits is 276480, while the sum is 40.

The spelling of 420025694242 in words is "four hundred twenty billion, twenty-five million, six hundred ninety-four thousand, two hundred forty-two".