2141664116880 has 40 divisors (see below), whose sum is σ = 6639158763072. Its totient is φ = 571110431104.

The previous prime is 2141664116833. The next prime is 2141664116903. The reversal of 2141664116880 is 886114661412.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 4461800004 + ... + 4461800483.

Almost surely, 2^{2141664116880} is an apocalyptic number.

2141664116880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2141664116880 is an abundant number, since it is smaller than the sum of its proper divisors (4497494646192).

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

2141664116880 is a wasteful number, since it uses less digits than its factorization.

2141664116880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8923600503 (or 8923600497 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 48.

The spelling of 2141664116880 in words is "two trillion, one hundred forty-one billion, six hundred sixty-four million, one hundred sixteen thousand, eight hundred eighty".