1333940181840 has 320 divisors, whose sum is σ = 5559953425920. Its totient is φ = 286965227520.

The previous prime is 1333940181809. The next prime is 1333940181863. The reversal of 1333940181840 is 481810493331.

1333940181840 is a `hidden beast` number, since 1 + 3 + 3 + 394 + 0 + 181 + 84 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2337771 + ... + 2851850.

It is an arithmetic number, because the mean of its divisors is an integer number (17374854456).

Almost surely, 2^{1333940181840} is an apocalyptic number.

1333940181840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1333940181840 is an abundant number, since it is smaller than the sum of its proper divisors (4226013244080).

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

1333940181840 is a wasteful number, since it uses less digits than its factorization.

1333940181840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5189667 (or 5189655 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The spelling of 1333940181840 in words is "one trillion, three hundred thirty-three billion, nine hundred forty million, one hundred eighty-one thousand, eight hundred forty".