1340474374161 has 32 divisors (see below), whose sum is σ = 2138847984000. Its totient is φ = 824830392384.

The previous prime is 1340474374159. The next prime is 1340474374177. The reversal of 1340474374161 is 1614734740431.

It is a happy number.

1340474374161 is a `hidden beast` number, since 1 + 340 + 47 + 43 + 74 + 161 = 666.

It is not a de Polignac number, because 1340474374161 - 2¹ = 1340474374159 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1340474374181) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3712710 + ... + 4057728.

It is an arithmetic number, because the mean of its divisors is an integer number (66838999500).

Almost surely, 2^{1340474374161} is an apocalyptic number.

It is an amenable number.

1340474374161 is a deficient number, since it is larger than the sum of its proper divisors (798373609839).

1340474374161 is a wasteful number, since it uses less digits than its factorization.

1340474374161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356110 (or 356104 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 45.

The spelling of 1340474374161 in words is "one trillion, three hundred forty billion, four hundred seventy-four million, three hundred seventy-four thousand, one hundred sixty-one".