1240887550800 has 120 divisors (see below), whose sum is σ = 4029428471104. Its totient is φ = 326370401280.

The previous prime is 1240887550753. The next prime is 1240887550849. The reversal of 1240887550800 is 80557880421.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 1240887550800.

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 23 ways as a sum of consecutive naturals, for example, 6995092 + ... + 7170291.

Almost surely, 2^{1240887550800} is an apocalyptic number.

1240887550800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1240887550800 is an abundant number, since it is smaller than the sum of its proper divisors (2788540920304).

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

1240887550800 is a wasteful number, since it uses less digits than its factorization.

1240887550800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14165477 (or 14165466 counting only the distinct ones).

The product of its (nonzero) digits is 716800, while the sum is 48.

The spelling of 1240887550800 in words is "one trillion, two hundred forty billion, eight hundred eighty-seven million, five hundred fifty thousand, eight hundred".