1349178405701 has 16 divisors (see below), whose sum is σ = 1543044983040. Its totient is φ = 1155593796480.

The previous prime is 1349178405689. The next prime is 1349178405733. The reversal of 1349178405701 is 1075048719431.

It is a cyclic number.

It is not a de Polignac number, because 1349178405701 - 2²² = 1349174211397 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1349178405701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1349178405791) 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, 120489035 + ... + 120500231.

It is an arithmetic number, because the mean of its divisors is an integer number (96440311440).

Almost surely, 2^{1349178405701} is an apocalyptic number.

It is an amenable number.

1349178405701 is a deficient number, since it is larger than the sum of its proper divisors (193866577339).

1349178405701 is a wasteful number, since it uses less digits than its factorization.

1349178405701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22244.

The product of its (nonzero) digits is 846720, while the sum is 50.

The spelling of 1349178405701 in words is "one trillion, three hundred forty-nine billion, one hundred seventy-eight million, four hundred five thousand, seven hundred one".