1361502200026 has 4 divisors (see below), whose sum is σ = 2042253300042. Its totient is φ = 680751100012.

The previous prime is 1361502199991. The next prime is 1361502200027. The reversal of 1361502200026 is 6200022051631.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1359101298025 + 2400902001 = 1165805^2 + 48999^2 .

It is a super-2 number, since 2×1361502200026² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1361502199967 and 1361502200003.

It is not an unprimeable number, because it can be changed into a prime (1361502200027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 340375550005 + ... + 340375550008.

Almost surely, 2^{1361502200026} is an apocalyptic number.

1361502200026 is a deficient number, since it is larger than the sum of its proper divisors (680751100016).

1361502200026 is an equidigital number, since it uses as much as digits as its factorization.

1361502200026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680751100015.

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 1361502200026 its reverse (6200022051631), we get a palindrome (7561524251657).

The spelling of 1361502200026 in words is "one trillion, three hundred sixty-one billion, five hundred two million, two hundred thousand, twenty-six".