1240337780352 has 768 divisors, whose sum is σ = 4260438000000. Its totient is φ = 342140682240.

The previous prime is 1240337780347. The next prime is 1240337780369. The reversal of 1240337780352 is 2530877330421.

It is a happy number.

1240337780352 is a `hidden beast` number, since 1 + 240 + 3 + 377 + 8 + 0 + 35 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1240337780298 and 1240337780307.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2436812674 + ... + 2436813182.

Almost surely, 2^{1240337780352} is an apocalyptic number.

1240337780352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1240337780352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2130219000000).

1240337780352 is an abundant number, since it is smaller than the sum of its proper divisors (3020100219648).

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

1240337780352 is a wasteful number, since it uses less digits than its factorization.

1240337780352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 937 (or 922 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 45.

The spelling of 1240337780352 in words is "one trillion, two hundred forty billion, three hundred thirty-seven million, seven hundred eighty thousand, three hundred fifty-two".