1356776880742 has 16 divisors (see below), whose sum is σ = 2037393128160. Its totient is φ = 677645983872.

The previous prime is 1356776880721. The next prime is 1356776880773. The reversal of 1356776880742 is 2470886776531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22241359 + ... + 22302277.

It is an arithmetic number, because the mean of its divisors is an integer number (127337070510).

Almost surely, 2^{1356776880742} is an apocalyptic number.

1356776880742 is a deficient number, since it is larger than the sum of its proper divisors (680616247418).

1356776880742 is a wasteful number, since it uses less digits than its factorization.

1356776880742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72927.

The product of its (nonzero) digits is 94832640, while the sum is 64.

The spelling of 1356776880742 in words is "one trillion, three hundred fifty-six billion, seven hundred seventy-six million, eight hundred eighty thousand, seven hundred forty-two".