1361407636323 has 28 divisors (see below), whose sum is σ = 2332774528048. Its totient is φ = 777947217840.

The previous prime is 1361407636243. The next prime is 1361407636343. The reversal of 1361407636323 is 3236367041631.

1361407636323 is a `hidden beast` number, since 1 + 3 + 6 + 1 + 4 + 0 + 7 + 6 + 3 + 632 + 3 = 666.

It is not a de Polignac number, because 1361407636323 - 2¹⁴ = 1361407619939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1361407636343) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 133387768 + ... + 133397973.

Almost surely, 2^{1361407636323} is an apocalyptic number.

1361407636323 is a deficient number, since it is larger than the sum of its proper divisors (971366891725).

1361407636323 is an frugal number, since it uses more digits than its factorization.

1361407636323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266785766 (or 266785751 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 45.

The spelling of 1361407636323 in words is "one trillion, three hundred sixty-one billion, four hundred seven million, six hundred thirty-six thousand, three hundred twenty-three".