2235144281264 has 40 divisors (see below), whose sum is σ = 4343747643072. Its totient is φ = 1114178447360.

The previous prime is 2235144281213. The next prime is 2235144281297. The reversal of 2235144281264 is 4621824415322.

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, 29506862 + ... + 29582514.

Almost surely, 2^{2235144281264} is an apocalyptic number.

It is an amenable number.

2235144281264 is a deficient number, since it is larger than the sum of its proper divisors (2108603361808).

2235144281264 is a wasteful number, since it uses less digits than its factorization.

2235144281264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81245 (or 81239 counting only the distinct ones).

The product of its digits is 737280, while the sum is 44.

Adding to 2235144281264 its reverse (4621824415322), we get a palindrome (6856968696586).

The spelling of 2235144281264 in words is "two trillion, two hundred thirty-five billion, one hundred forty-four million, two hundred eighty-one thousand, two hundred sixty-four".