3774440774071 has 4 divisors (see below), whose sum is σ = 4117571753544. Its totient is φ = 3431309794600.

The previous prime is 3774440773997. The next prime is 3774440774129. The reversal of 3774440774071 is 1704770444773.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3774440774071 - 2²¹ = 3774438676919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3774440771071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 171565489720 + ... + 171565489741.

It is an arithmetic number, because the mean of its divisors is an integer number (1029392938386).

Almost surely, 2^{3774440774071} is an apocalyptic number.

3774440774071 is a deficient number, since it is larger than the sum of its proper divisors (343130979473).

3774440774071 is a wasteful number, since it uses less digits than its factorization.

3774440774071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343130979472.

The product of its (nonzero) digits is 12907776, while the sum is 55.

The spelling of 3774440774071 in words is "three trillion, seven hundred seventy-four billion, four hundred forty million, seven hundred seventy-four thousand, seventy-one".