9802789567620 has 96 divisors (see below), whose sum is σ = 31369965489408. Its totient is φ = 2240563410432.

The previous prime is 9802789567603. The next prime is 9802789567631. The reversal of 9802789567620 is 267659872089.

It is a Smith number, since the sum of its digits (69) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12849594 + ... + 13591086.

It is an arithmetic number, because the mean of its divisors is an integer number (326770473848).

Almost surely, 2^{9802789567620} is an apocalyptic number.

It is an amenable number.

9802789567620 is an abundant number, since it is smaller than the sum of its proper divisors (21567175921788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9802789567620 is a wasteful number, since it uses less digits than its factorization.

9802789567620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 772989 (or 772987 counting only the distinct ones).

The product of its (nonzero) digits is 182891520, while the sum is 69.

The spelling of 9802789567620 in words is "nine trillion, eight hundred two billion, seven hundred eighty-nine million, five hundred sixty-seven thousand, six hundred twenty".