1451123311140 has 96 divisors (see below), whose sum is σ = 4588615893120. Its totient is φ = 380622499200.

The previous prime is 1451123311129. The next prime is 1451123311159. The reversal of 1451123311140 is 411133211541.

1451123311140 is a `hidden beast` number, since 1 + 4 + 511 + 2 + 3 + 3 + 1 + 1 + 140 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 31 ways as a sum of consecutive naturals, for example, 21993826 + ... + 22059705.

It is an arithmetic number, because the mean of its divisors is an integer number (47798082220).

Almost surely, 2^{1451123311140} is an apocalyptic number.

1451123311140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1451123311140 is an abundant number, since it is smaller than the sum of its proper divisors (3137492581980).

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

1451123311140 is a wasteful number, since it uses less digits than its factorization.

1451123311140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44053610 (or 44053602 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

Adding to 1451123311140 its reverse (411133211541), we get a palindrome (1862256522681).

The spelling of 1451123311140 in words is "one trillion, four hundred fifty-one billion, one hundred twenty-three million, three hundred eleven thousand, one hundred forty".