540251371661674 has 8 divisors (see below), whose sum is σ = 838321093957860. Its totient is φ = 260811007009056.

The previous prime is 540251371661669. The next prime is 540251371661711. The reversal of 540251371661674 is 476166173152045.

It can be written as a sum of positive squares in 2 ways, for example, as 536309498939449 + 3941872722225 = 23158357^2 + 1985415^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (58), and also a Moran number because the ratio is a prime number: 9314678821753 = 540251371661674 / (5 + 4 + 0 + 2 + 5 + 1 + 3 + 7 + 1 + 6 + 6 + 1 + 6 + 7 + 4).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4657339410819 + ... + 4657339410934.

Almost surely, 2^{540251371661674} is an apocalyptic number.

540251371661674 is a deficient number, since it is larger than the sum of its proper divisors (298069722296186).

540251371661674 is a wasteful number, since it uses less digits than its factorization.

540251371661674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9314678821784.

The product of its (nonzero) digits is 25401600, while the sum is 58.

The spelling of 540251371661674 in words is "five hundred forty trillion, two hundred fifty-one billion, three hundred seventy-one million, six hundred sixty-one thousand, six hundred seventy-four".