9877193385 has 8 divisors (see below), whose sum is σ = 15803509440. Its totient is φ = 5267836464.

The previous prime is 9877193357. The next prime is 9877193411. The reversal of 9877193385 is 5833917789.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9877193385 - 2⁶ = 9877193321 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 329239765 + ... + 329239794.

It is an arithmetic number, because the mean of its divisors is an integer number (1975438680).

Almost surely, 2^9877193385 is an apocalyptic number.

It is an amenable number.

9877193385 is a deficient number, since it is larger than the sum of its proper divisors (5926316055).

9877193385 is a wasteful number, since it uses less digits than its factorization.

9877193385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 658479567.

The product of its digits is 11430720, while the sum is 60.

The square root of 9877193385 is about 99384.0700766476. The cubic root of 9877193385 is about 2145.5790450457.

The spelling of 9877193385 in words is "nine billion, eight hundred seventy-seven million, one hundred ninety-three thousand, three hundred eighty-five".