2244497277920 has 48 divisors (see below), whose sum is σ = 5581710343440. Its totient is φ = 850546335744.

The previous prime is 2244497277889. The next prime is 2244497277943. The reversal of 2244497277920 is 297727944422.

It is a self number, because there is not a number n which added to its sum of digits gives 2244497277920.

It is a congruent number.

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, 369157697 + ... + 369163776.

It is an arithmetic number, because the mean of its divisors is an integer number (116285632155).

Almost surely, 2^{2244497277920} is an apocalyptic number.

2244497277920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2244497277920 is an abundant number, since it is smaller than the sum of its proper divisors (3337213065520).

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

2244497277920 is a wasteful number, since it uses less digits than its factorization.

2244497277920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 738321507 (or 738321499 counting only the distinct ones).

The product of its (nonzero) digits is 28449792, while the sum is 59.

The spelling of 2244497277920 in words is "two trillion, two hundred forty-four billion, four hundred ninety-seven million, two hundred seventy-seven thousand, nine hundred twenty".