9877777423275 has 24 divisors (see below), whose sum is σ = 16439412722944. Its totient is φ = 5233259556000.

The previous prime is 9877777423229. The next prime is 9877777423289. The reversal of 9877777423275 is 5723247777789.

It is not a de Polignac number, because 9877777423275 - 2¹⁰ = 9877777422251 is a prime.

It is a super-2 number, since 2×9877777423275² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (75).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9877777423197 and 9877777423206.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 436093639 + ... + 436116288.

Almost surely, 2^{9877777423275} is an apocalyptic number.

9877777423275 is a deficient number, since it is larger than the sum of its proper divisors (6561635299669).

9877777423275 is a wasteful number, since it uses less digits than its factorization.

9877777423275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872210091 (or 872210086 counting only the distinct ones).

The product of its digits is 2032974720, while the sum is 75.

The spelling of 9877777423275 in words is "nine trillion, eight hundred seventy-seven billion, seven hundred seventy-seven million, four hundred twenty-three thousand, two hundred seventy-five".