3874340844553 has 4 divisors (see below), whose sum is σ = 4007938804740. Its totient is φ = 3740742884368.

The previous prime is 3874340844547. The next prime is 3874340844559. The reversal of 3874340844553 is 3554480434783.

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

It is an interprime number because it is at equal distance from previous prime (3874340844547) and next prime (3874340844559).

It can be written as a sum of positive squares in 2 ways, for example, as 3239182851529 + 635157993024 = 1799773^2 + 796968^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3874340844553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3874340844559) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 66798980050 + ... + 66798980107.

It is an arithmetic number, because the mean of its divisors is an integer number (1001984701185).

Almost surely, 2^{3874340844553} is an apocalyptic number.

It is an amenable number.

3874340844553 is a deficient number, since it is larger than the sum of its proper divisors (133597960187).

3874340844553 is a wasteful number, since it uses less digits than its factorization.

3874340844553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133597960186.

The product of its (nonzero) digits is 77414400, while the sum is 58.

The spelling of 3874340844553 in words is "three trillion, eight hundred seventy-four billion, three hundred forty million, eight hundred forty-four thousand, five hundred fifty-three".