1365400213136 has 20 divisors (see below), whose sum is σ = 2645486513964. Its totient is φ = 682694016000.

The previous prime is 1365400213103. The next prime is 1365400213141. The reversal of 1365400213136 is 6313120045631.

It can be written as a sum of positive squares in 2 ways, for example, as 612531630736 + 752868582400 = 782644^2 + 867680^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1365400213096 and 1365400213105.

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, 1873256 + ... + 2497976.

Almost surely, 2^{1365400213136} is an apocalyptic number.

1365400213136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1365400213136 is a deficient number, since it is larger than the sum of its proper divisors (1280086300828).

1365400213136 is a wasteful number, since it uses less digits than its factorization.

1365400213136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 761330 (or 761324 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 35.

Adding to 1365400213136 its reverse (6313120045631), we get a palindrome (7678520258767).

The spelling of 1365400213136 in words is "one trillion, three hundred sixty-five billion, four hundred million, two hundred thirteen thousand, one hundred thirty-six".