1117302802640 has 40 divisors (see below), whose sum is σ = 2597831217000. Its totient is φ = 446903538176.

The previous prime is 1117302802613. The next prime is 1117302802657. The reversal of 1117302802640 is 462082037111.

It can be written as a sum of positive squares in 4 ways, for example, as 198634227856 + 918668574784 = 445684^2 + 958472^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 1117302802640.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1875986 + ... + 2398734.

It is an arithmetic number, because the mean of its divisors is an integer number (64945780425).

Almost surely, 2^{1117302802640} is an apocalyptic number.

1117302802640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1117302802640 is an abundant number, since it is smaller than the sum of its proper divisors (1480528414360).

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

1117302802640 is a wasteful number, since it uses less digits than its factorization.

1117302802640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 549479 (or 549473 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 35.

Adding to 1117302802640 its reverse (462082037111), we get a palindrome (1579384839751).

The spelling of 1117302802640 in words is "one trillion, one hundred seventeen billion, three hundred two million, eight hundred two thousand, six hundred forty".