13383377782780 has 12 divisors (see below), whose sum is σ = 28105093343880. Its totient is φ = 5353351113104.

The previous prime is 13383377782769. The next prime is 13383377782823. The reversal of 13383377782780 is 8728777338331.

It is a super-2 number, since 2×13383377782780² (a number of 27 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, 334584444550 + ... + 334584444589.

It is an arithmetic number, because the mean of its divisors is an integer number (2342091111990).

Almost surely, 2^{13383377782780} is an apocalyptic number.

13383377782780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13383377782780 is an abundant number, since it is smaller than the sum of its proper divisors (14721715561100).

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

13383377782780 is a wasteful number, since it uses less digits than its factorization.

13383377782780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 669168889148 (or 669168889146 counting only the distinct ones).

The product of its (nonzero) digits is 199148544, while the sum is 67.

The spelling of 13383377782780 in words is "thirteen trillion, three hundred eighty-three billion, three hundred seventy-seven million, seven hundred eighty-two thousand, seven hundred eighty".