2116148177788 has 6 divisors (see below), whose sum is σ = 3703259311136. Its totient is φ = 1058074088892.

The previous prime is 2116148177771. The next prime is 2116148177797. The reversal of 2116148177788 is 8877718416112.

It is a super-2 number, since 2×2116148177788² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264518522220 + ... + 264518522227.

Almost surely, 2^{2116148177788} is an apocalyptic number.

It is an amenable number.

2116148177788 is a deficient number, since it is larger than the sum of its proper divisors (1587111133348).

2116148177788 is a wasteful number, since it uses less digits than its factorization.

2116148177788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529037044451 (or 529037044449 counting only the distinct ones).

The product of its digits is 8429568, while the sum is 61.

The spelling of 2116148177788 in words is "two trillion, one hundred sixteen billion, one hundred forty-eight million, one hundred seventy-seven thousand, seven hundred eighty-eight".