2272613316240 has 80 divisors (see below), whose sum is σ = 7235509451328. Its totient is φ = 589651020288.

The previous prime is 2272613316217. The next prime is 2272613316271. The reversal of 2272613316240 is 426133162722.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127953582 + ... + 127971341.

Almost surely, 2^{2272613316240} is an apocalyptic number.

2272613316240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2272613316240 is an abundant number, since it is smaller than the sum of its proper divisors (4962896135088).

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

2272613316240 is a wasteful number, since it uses less digits than its factorization.

2272613316240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255924976 (or 255924970 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 39.

Adding to 2272613316240 its reverse (426133162722), we get a palindrome (2698746478962).

The spelling of 2272613316240 in words is "two trillion, two hundred seventy-two billion, six hundred thirteen million, three hundred sixteen thousand, two hundred forty".