674735215105073 has 8 divisors (see below), whose sum is σ = 674802067915080. Its totient is φ = 674668363371520.

The previous prime is 674735215105033. The next prime is 674735215105097. The reversal of 674735215105073 is 370501512537476.

It can be written as a sum of positive squares in 4 ways, for example, as 8318563492864 + 666416651612209 = 2884192^2 + 25815047^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 674735215105073 - 2⁶ = 674735215105009 is a prime.

It is a super-2 number, since 2×674735215105073² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (674735215105033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1897656773 + ... + 1898012301.

It is an arithmetic number, because the mean of its divisors is an integer number (84350258489385).

Almost surely, 2^{674735215105073} is an apocalyptic number.

It is an amenable number.

674735215105073 is a deficient number, since it is larger than the sum of its proper divisors (66852810007).

674735215105073 is a wasteful number, since it uses less digits than its factorization.

674735215105073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538227.

The product of its (nonzero) digits is 18522000, while the sum is 56.

The spelling of 674735215105073 in words is "six hundred seventy-four trillion, seven hundred thirty-five billion, two hundred fifteen million, one hundred five thousand, seventy-three".