989650120473 has 48 divisors (see below), whose sum is σ = 1736192180736. Its totient is φ = 530284631040.

The previous prime is 989650120471. The next prime is 989650120523. The reversal of 989650120473 is 374021056989.

989650120473 is a `hidden beast` number, since 9 + 8 + 96 + 501 + 2 + 0 + 47 + 3 = 666.

It is not a de Polignac number, because 989650120473 - 2¹ = 989650120471 is a prime.

It is not an unprimeable number, because it can be changed into a prime (989650120471) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1414636 + ... + 1995117.

It is an arithmetic number, because the mean of its divisors is an integer number (36170670432).

It is a 1-persistent number, because it is pandigital, but 2⋅989650120473 = 1979300240946 is not.

Almost surely, 2^989650120473 is an apocalyptic number.

It is an amenable number.

989650120473 is a deficient number, since it is larger than the sum of its proper divisors (746542060263).

989650120473 is a wasteful number, since it uses less digits than its factorization.

989650120473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3410054 (or 3410051 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 54.

The spelling of 989650120473 in words is "nine hundred eighty-nine billion, six hundred fifty million, one hundred twenty thousand, four hundred seventy-three".