2141577782272 has 22 divisors (see below), whose sum is σ = 4281064182038. Its totient is φ = 1070788890624.

The previous prime is 2141577782249. The next prime is 2141577782287. The reversal of 2141577782272 is 2722877751412.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1601905360896 + 539672421376 = 1265664^2 + 734624^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1045691253 + ... + 1045693300.

Almost surely, 2^{2141577782272} is an apocalyptic number.

It is an amenable number.

2141577782272 is a deficient number, since it is larger than the sum of its proper divisors (2139486399766).

2141577782272 is an equidigital number, since it uses as much as digits as its factorization.

2141577782272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2091384573 (or 2091384555 counting only the distinct ones).

The product of its digits is 6146560, while the sum is 55.

The spelling of 2141577782272 in words is "two trillion, one hundred forty-one billion, five hundred seventy-seven million, seven hundred eighty-two thousand, two hundred seventy-two".