421490011039 has 4 divisors (see below), whose sum is σ = 435086463040. Its totient is φ = 407893559040.

The previous prime is 421490011031. The next prime is 421490011049. The reversal of 421490011039 is 930110094124.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 421490011039 - 2³ = 421490011031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 421490010995 and 421490011013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421490011031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6798225954 + ... + 6798226015.

It is an arithmetic number, because the mean of its divisors is an integer number (108771615760).

Almost surely, 2^421490011039 is an apocalyptic number.

421490011039 is a deficient number, since it is larger than the sum of its proper divisors (13596452001).

421490011039 is a wasteful number, since it uses less digits than its factorization.

421490011039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13596452000.

The product of its (nonzero) digits is 7776, while the sum is 34.

The spelling of 421490011039 in words is "four hundred twenty-one billion, four hundred ninety million, eleven thousand, thirty-nine".