789745039016 has 16 divisors (see below), whose sum is σ = 1501056496500. Its totient is φ = 389463306624.

The previous prime is 789745038983. The next prime is 789745039019. The reversal of 789745039016 is 610930547987.

It can be written as a sum of positive squares in 2 ways, for example, as 693812366116 + 95932672900 = 832954^2 + 309730^2 .

It is not an unprimeable number, because it can be changed into a prime (789745039019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 676150991 + ... + 676152158.

Almost surely, 2^789745039016 is an apocalyptic number.

It is an amenable number.

789745039016 is a deficient number, since it is larger than the sum of its proper divisors (711311457484).

789745039016 is a wasteful number, since it uses less digits than its factorization.

789745039016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1352303228 (or 1352303224 counting only the distinct ones).

The product of its (nonzero) digits is 11430720, while the sum is 59.

The spelling of 789745039016 in words is "seven hundred eighty-nine billion, seven hundred forty-five million, thirty-nine thousand, sixteen".