1363065778388 has 12 divisors (see below), whose sum is σ = 2386266288672. Its totient is φ = 681275410200.

The previous prime is 1363065778367. The next prime is 1363065778433. The reversal of 1363065778388 is 8838775603631.

It is a congruent number.

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, 64357838 + ... + 64379013.

It is an arithmetic number, because the mean of its divisors is an integer number (198855524056).

Almost surely, 2^{1363065778388} is an apocalyptic number.

It is an amenable number.

1363065778388 is a deficient number, since it is larger than the sum of its proper divisors (1023200510284).

1363065778388 is a wasteful number, since it uses less digits than its factorization.

1363065778388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128739502 (or 128739500 counting only the distinct ones).

The product of its (nonzero) digits is 121927680, while the sum is 65.

The spelling of 1363065778388 in words is "one trillion, three hundred sixty-three billion, sixty-five million, seven hundred seventy-eight thousand, three hundred eighty-eight".