42421287337 has 8 divisors (see below), whose sum is σ = 49837596480. Its totient is φ = 35598282960.

The previous prime is 42421287329. The next prime is 42421287341. The reversal of 42421287337 is 73378212424.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42421287337 - 2³ = 42421287329 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42421287293 and 42421287302.

It is not an unprimeable number, because it can be changed into a prime (42421287317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148326037 + ... + 148326322.

It is an arithmetic number, because the mean of its divisors is an integer number (6229699560).

Almost surely, 2^42421287337 is an apocalyptic number.

It is an amenable number.

42421287337 is a deficient number, since it is larger than the sum of its proper divisors (7416309143).

42421287337 is a wasteful number, since it uses less digits than its factorization.

42421287337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296652383.

The product of its digits is 451584, while the sum is 43.

The spelling of 42421287337 in words is "forty-two billion, four hundred twenty-one million, two hundred eighty-seven thousand, three hundred thirty-seven".