1361400520036 has 12 divisors (see below), whose sum is σ = 2383370438400. Its totient is φ = 680437537640.

The previous prime is 1361400520003. The next prime is 1361400520043. The reversal of 1361400520036 is 6300250041631.

It is a super-2 number, since 2×1361400520036² (a number of 25 digits) contains 22 as substring.

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, 65668936 + ... + 65689663.

It is an arithmetic number, because the mean of its divisors is an integer number (198614203200).

Almost surely, 2^{1361400520036} is an apocalyptic number.

It is an amenable number.

1361400520036 is a deficient number, since it is larger than the sum of its proper divisors (1021969918364).

1361400520036 is a wasteful number, since it uses less digits than its factorization.

1361400520036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131361194 (or 131361192 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

Adding to 1361400520036 its reverse (6300250041631), we get a palindrome (7661650561667).

The spelling of 1361400520036 in words is "one trillion, three hundred sixty-one billion, four hundred million, five hundred twenty thousand, thirty-six".