627043626421 has 16 divisors (see below), whose sum is σ = 638516067840. Its totient is φ = 615673843200.

The previous prime is 627043626379. The next prime is 627043626511. The reversal of 627043626421 is 124626340726.

It is a cyclic number.

It is not a de Polignac number, because 627043626421 - 2¹¹ = 627043624373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (627043606421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11095725 + ... + 11152093.

It is an arithmetic number, because the mean of its divisors is an integer number (39907254240).

Almost surely, 2^627043626421 is an apocalyptic number.

It is an amenable number.

627043626421 is a deficient number, since it is larger than the sum of its proper divisors (11472441419).

627043626421 is a wasteful number, since it uses less digits than its factorization.

627043626421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57276.

The product of its (nonzero) digits is 580608, while the sum is 43.

The spelling of 627043626421 in words is "six hundred twenty-seven billion, forty-three million, six hundred twenty-six thousand, four hundred twenty-one".