1381361688600 has 96 divisors (see below), whose sum is σ = 4289162775120. Its totient is φ = 367765995520.

The previous prime is 1381361688593. The next prime is 1381361688673. The reversal of 1381361688600 is 68861631831.

It is a super-2 number, since 2×1381361688600² (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 23 ways as a sum of consecutive naturals, for example, 1495497 + ... + 2235896.

Almost surely, 2^{1381361688600} is an apocalyptic number.

1381361688600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1381361688600 is an abundant number, since it is smaller than the sum of its proper divisors (2907801086520).

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

1381361688600 is a wasteful number, since it uses less digits than its factorization.

1381361688600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3732029 (or 3732020 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 51.

The spelling of 1381361688600 in words is "one trillion, three hundred eighty-one billion, three hundred sixty-one million, six hundred eighty-eight thousand, six hundred".