1140403400988 has 12 divisors (see below), whose sum is σ = 2660941269000. Its totient is φ = 380134466992.

The previous prime is 1140403400959. The next prime is 1140403401013. The reversal of 1140403400988 is 8890043040411.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×1140403400988² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47516808363 + ... + 47516808386.

It is an arithmetic number, because the mean of its divisors is an integer number (221745105750).

Almost surely, 2^{1140403400988} is an apocalyptic number.

It is an amenable number.

1140403400988 is an abundant number, since it is smaller than the sum of its proper divisors (1520537868012).

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

1140403400988 is a wasteful number, since it uses less digits than its factorization.

1140403400988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95033616756 (or 95033616754 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 42.

The spelling of 1140403400988 in words is "one trillion, one hundred forty billion, four hundred three million, four hundred thousand, nine hundred eighty-eight".