2116888545 has 8 divisors (see below), whose sum is σ = 3387021696. Its totient is φ = 1129007216.

The previous prime is 2116888531. The next prime is 2116888573. The reversal of 2116888545 is 5458886112.

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

It is a cyclic number.

It is not a de Polignac number, because 2116888545 - 2¹⁴ = 2116872161 is a prime.

It is a super-2 number, since 2×2116888545² = 8962434223904434050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2116888494 and 2116888503.

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, 70562937 + ... + 70562966.

It is an arithmetic number, because the mean of its divisors is an integer number (423377712).

Almost surely, 2^2116888545 is an apocalyptic number.

It is an amenable number.

2116888545 is a deficient number, since it is larger than the sum of its proper divisors (1270133151).

2116888545 is a wasteful number, since it uses less digits than its factorization.

2116888545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141125911.

The product of its digits is 614400, while the sum is 48.

The square root of 2116888545 is about 46009.6570841383. The cubic root of 2116888545 is about 1284.0028793086.

The spelling of 2116888545 in words is "two billion, one hundred sixteen million, eight hundred eighty-eight thousand, five hundred forty-five".