1240651374211 has 8 divisors (see below), whose sum is σ = 1242497733120. Its totient is φ = 1238805352392.

The previous prime is 1240651374197. The next prime is 1240651374233. The reversal of 1240651374211 is 1124731560421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1240651374211 - 2³¹ = 1238503890563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1240651374311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7832746 + ... + 7989568.

It is an arithmetic number, because the mean of its divisors is an integer number (155312216640).

Almost surely, 2^{1240651374211} is an apocalyptic number.

1240651374211 is a deficient number, since it is larger than the sum of its proper divisors (1846358909).

1240651374211 is a wasteful number, since it uses less digits than its factorization.

1240651374211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168545.

The product of its (nonzero) digits is 40320, while the sum is 37.

The spelling of 1240651374211 in words is "one trillion, two hundred forty billion, six hundred fifty-one million, three hundred seventy-four thousand, two hundred eleven".