789434027001 has 27 divisors (see below), whose sum is σ = 1144897634959. Its totient is φ = 524172941952.

The previous prime is 789434026993. The next prime is 789434027003. The reversal of 789434027001 is 100720434987.

The square root of 789434027001 is 888501.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 320724005625 + 468710021376 = 566325^2 + 684624^2 .

It is not a de Polignac number, because 789434027001 - 2³ = 789434026993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (789434027003) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 940922140 + ... + 940922978.

Almost surely, 2^789434027001 is an apocalyptic number.

789434027001 is the 888501-st square number.

789434027001 is the 444251-st centered octagonal number.

It is an amenable number.

789434027001 is a deficient number, since it is larger than the sum of its proper divisors (355463607958).

789434027001 is an frugal number, since it uses more digits than its factorization.

789434027001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2390 (or 1195 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The spelling of 789434027001 in words is "seven hundred eighty-nine billion, four hundred thirty-four million, twenty-seven thousand, one".