1378766707046 has 16 divisors (see below), whose sum is σ = 2076349754688. Its totient is φ = 686651515200.

The previous prime is 1378766707027. The next prime is 1378766707061. The reversal of 1378766707046 is 6407076678731.

It is a super-2 number, since 2×1378766707046² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 1378766707046.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1644476 + ... + 2337056.

It is an arithmetic number, because the mean of its divisors is an integer number (129771859668).

Almost surely, 2^{1378766707046} is an apocalyptic number.

1378766707046 is a deficient number, since it is larger than the sum of its proper divisors (697583047642).

1378766707046 is a wasteful number, since it uses less digits than its factorization.

1378766707046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 696527.

The product of its (nonzero) digits is 49787136, while the sum is 62.

The spelling of 1378766707046 in words is "one trillion, three hundred seventy-eight billion, seven hundred sixty-six million, seven hundred seven thousand, forty-six".