1240464440016 has 80 divisors (see below), whose sum is σ = 3675450232320. Its totient is φ = 400149815040.

The previous prime is 1240464439999. The next prime is 1240464440053. The reversal of 1240464440016 is 6100444640421.

1240464440016 is a `hidden beast` number, since 1 + 2 + 4 + 0 + 4 + 644 + 4 + 0 + 0 + 1 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46300245 + ... + 46327028.

It is an arithmetic number, because the mean of its divisors is an integer number (45943127904).

Almost surely, 2^{1240464440016} is an apocalyptic number.

1240464440016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1240464440016 is an abundant number, since it is smaller than the sum of its proper divisors (2434985792304).

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

1240464440016 is a wasteful number, since it uses less digits than its factorization.

1240464440016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92627321 (or 92627309 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 36.

The spelling of 1240464440016 in words is "one trillion, two hundred forty billion, four hundred sixty-four million, four hundred forty thousand, sixteen".