2122783048040 has 32 divisors (see below), whose sum is σ = 4825501679880. Its totient is φ = 840359473152.

The previous prime is 2122783047997. The next prime is 2122783048091. The reversal of 2122783048040 is 408403872212.

It can be written as a sum of positive squares in 4 ways, for example, as 1337903995684 + 784879052356 = 1156678^2 + 885934^2 .

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, 273550637 + ... + 273558396.

Almost surely, 2^{2122783048040} is an apocalyptic number.

2122783048040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2122783048040 is an abundant number, since it is smaller than the sum of its proper divisors (2702718631840).

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

2122783048040 is a wasteful number, since it uses less digits than its factorization.

2122783048040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547109141 (or 547109137 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 41.

The spelling of 2122783048040 in words is "two trillion, one hundred twenty-two billion, seven hundred eighty-three million, forty-eight thousand, forty".