42202658421 has 96 divisors (see below), whose sum is σ = 78661094400. Its totient is φ = 21889850400.

The previous prime is 42202658417. The next prime is 42202658437. The reversal of 42202658421 is 12485620224.

42202658421 is a `hidden beast` number, since 4 + 220 + 2 + 6 + 5 + 8 + 421 = 666.

It is not a de Polignac number, because 42202658421 - 2² = 42202658417 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42202658401) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 23302606 + ... + 23304416.

It is an arithmetic number, because the mean of its divisors is an integer number (819386400).

Almost surely, 2^42202658421 is an apocalyptic number.

It is an amenable number.

42202658421 is a deficient number, since it is larger than the sum of its proper divisors (36458435979).

42202658421 is a wasteful number, since it uses less digits than its factorization.

42202658421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2868 (or 2851 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 36.

The spelling of 42202658421 in words is "forty-two billion, two hundred two million, six hundred fifty-eight thousand, four hundred twenty-one".