1361777620703 has 16 divisors (see below), whose sum is σ = 1391327541120. Its totient is φ = 1332635522400.

The previous prime is 1361777620661. The next prime is 1361777620729. The reversal of 1361777620703 is 3070267771631.

It is a cyclic number.

It is not a de Polignac number, because 1361777620703 - 2¹⁰ = 1361777619679 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1361777620103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2786876 + ... + 3238862.

It is an arithmetic number, because the mean of its divisors is an integer number (86957971320).

Almost surely, 2^{1361777620703} is an apocalyptic number.

1361777620703 is a deficient number, since it is larger than the sum of its proper divisors (29549920417).

1361777620703 is a wasteful number, since it uses less digits than its factorization.

1361777620703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 452438.

The product of its (nonzero) digits is 1555848, while the sum is 50.

The spelling of 1361777620703 in words is "one trillion, three hundred sixty-one billion, seven hundred seventy-seven million, six hundred twenty thousand, seven hundred three".