1340894776319 has 16 divisors (see below), whose sum is σ = 1557724632576. Its totient is φ = 1130386946400.

The previous prime is 1340894776271. The next prime is 1340894776327. The reversal of 1340894776319 is 9136774980431.

It is a cyclic number.

It is not a de Polignac number, because 1340894776319 - 2²⁰ = 1340893727743 is a prime.

It is a super-2 number, since 2×1340894776319² (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 congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340894776379) 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, 4407614 + ... + 4702004.

It is an arithmetic number, because the mean of its divisors is an integer number (97357789536).

Almost surely, 2^{1340894776319} is an apocalyptic number.

1340894776319 is a deficient number, since it is larger than the sum of its proper divisors (216829856257).

1340894776319 is a wasteful number, since it uses less digits than its factorization.

1340894776319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305126.

The product of its (nonzero) digits is 27433728, while the sum is 62.

The spelling of 1340894776319 in words is "one trillion, three hundred forty billion, eight hundred ninety-four million, seven hundred seventy-six thousand, three hundred nineteen".