1303233678840 has 32 divisors (see below), whose sum is σ = 3909701036880. Its totient is φ = 347528980992.

The previous prime is 1303233678833. The next prime is 1303233678869. The reversal of 1303233678840 is 488763323031.

It is a super-3 number, since 3×1303233678840³ (a number of 37 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1303233678840.

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, 5430140209 + ... + 5430140448.

Almost surely, 2^{1303233678840} is an apocalyptic number.

1303233678840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1303233678840 is an abundant number, since it is smaller than the sum of its proper divisors (2606467358040).

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

1303233678840 is a wasteful number, since it uses less digits than its factorization.

1303233678840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10860280671 (or 10860280667 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 48.

The spelling of 1303233678840 in words is "one trillion, three hundred three billion, two hundred thirty-three million, six hundred seventy-eight thousand, eight hundred forty".