874523400540613 has 4 divisors (see below), whose sum is σ = 874649831572620. Its totient is φ = 874396969508608.

The previous prime is 874523400540611. The next prime is 874523400540641. The reversal of 874523400540613 is 316045004325478.

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

It can be written as a sum of positive squares in 2 ways, for example, as 603943502368644 + 270579898171969 = 24575262^2 + 16449313^2 .

It is a cyclic number.

It is not a de Polignac number, because 874523400540613 - 2¹ = 874523400540611 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 (874523400540611) 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, 63215505628 + ... + 63215519461.

It is an arithmetic number, because the mean of its divisors is an integer number (218662457893155).

Almost surely, 2^{874523400540613} is an apocalyptic number.

It is an amenable number.

874523400540613 is a deficient number, since it is larger than the sum of its proper divisors (126431032007).

874523400540613 is a wasteful number, since it uses less digits than its factorization.

874523400540613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126431032006.

The product of its (nonzero) digits is 9676800, while the sum is 52.

The spelling of 874523400540613 in words is "eight hundred seventy-four trillion, five hundred twenty-three billion, four hundred million, five hundred forty thousand, six hundred thirteen".