1140404422440 has 64 divisors (see below), whose sum is σ = 3500776382400. Its totient is φ = 297035569152.

The previous prime is 1140404422427. The next prime is 1140404422459. The reversal of 1140404422440 is 442244040411.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1140404422398 and 1140404422407.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110499145 + ... + 110509464.

It is an arithmetic number, because the mean of its divisors is an integer number (54699630975).

Almost surely, 2^{1140404422440} is an apocalyptic number.

1140404422440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1140404422440 is an abundant number, since it is smaller than the sum of its proper divisors (2360371959960).

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

1140404422440 is a wasteful number, since it uses less digits than its factorization.

1140404422440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221008666 (or 221008662 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 30.

Adding to 1140404422440 its reverse (442244040411), we get a palindrome (1582648462851).

The spelling of 1140404422440 in words is "one trillion, one hundred forty billion, four hundred four million, four hundred twenty-two thousand, four hundred forty".