1240922338560 has 216 divisors, whose sum is σ = 4546019336040. Its totient is φ = 311447126016.

The previous prime is 1240922338501. The next prime is 1240922338597. The reversal of 1240922338560 is 658332290421.

1240922338560 is a `hidden beast` number, since 1 + 2 + 40 + 9 + 223 + 385 + 6 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 481347339264 + 759574999296 = 693792^2 + 871536^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2972365 + ... + 3364044.

It is an arithmetic number, because the mean of its divisors is an integer number (21046385815).

Almost surely, 2^{1240922338560} is an apocalyptic number.

1240922338560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1240922338560 is an abundant number, since it is smaller than the sum of its proper divisors (3305096997480).

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

1240922338560 is a wasteful number, since it uses less digits than its factorization.

1240922338560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6336453 (or 6336436 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The spelling of 1240922338560 in words is "one trillion, two hundred forty billion, nine hundred twenty-two million, three hundred thirty-eight thousand, five hundred sixty".