42890199421001 has 8 divisors (see below), whose sum is σ = 43517697099264. Its totient is φ = 42266899052080.

The previous prime is 42890199420953. The next prime is 42890199421007. The reversal of 42890199421001 is 10012499109824.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42890199421001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42890199421007) 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, 1049306750 + ... + 1049347623.

It is an arithmetic number, because the mean of its divisors is an integer number (5439712137408).

Almost surely, 2^{42890199421001} is an apocalyptic number.

It is an amenable number.

42890199421001 is a deficient number, since it is larger than the sum of its proper divisors (627497678263).

42890199421001 is a wasteful number, since it uses less digits than its factorization.

42890199421001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2098654671.

The product of its (nonzero) digits is 373248, while the sum is 50.

The spelling of 42890199421001 in words is "forty-two trillion, eight hundred ninety billion, one hundred ninety-nine million, four hundred twenty-one thousand, one".