1348778769016 has 32 divisors (see below), whose sum is σ = 3042358128000. Its totient is φ = 547624462176.

The previous prime is 1348778768971. The next prime is 1348778769029. The reversal of 1348778769016 is 6109678778431.

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, 633823546 + ... + 633825673.

It is an arithmetic number, because the mean of its divisors is an integer number (95073691500).

Almost surely, 2^{1348778769016} is an apocalyptic number.

It is an amenable number.

1348778769016 is an abundant number, since it is smaller than the sum of its proper divisors (1693579358984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1348778769016 is a wasteful number, since it uses less digits than its factorization.

1348778769016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1267649251 (or 1267649247 counting only the distinct ones).

The product of its (nonzero) digits is 85349376, while the sum is 67.

The spelling of 1348778769016 in words is "one trillion, three hundred forty-eight billion, seven hundred seventy-eight million, seven hundred sixty-nine thousand, sixteen".