1601428874317 has 8 divisors (see below), whose sum is σ = 1640593923192. Its totient is φ = 1562268864000.

The previous prime is 1601428874263. The next prime is 1601428874363. The reversal of 1601428874317 is 7134788241061.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 57401451396 + 1544027422921 = 239586^2 + 1242589^2 .

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 1601428874317 - 2⁷ = 1601428874189 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 (1601428814317) 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, 612178 + ... + 1891459.

It is an arithmetic number, because the mean of its divisors is an integer number (205074240399).

Almost surely, 2^{1601428874317} is an apocalyptic number.

It is an amenable number.

1601428874317 is a deficient number, since it is larger than the sum of its proper divisors (39165048875).

1601428874317 is a wasteful number, since it uses less digits than its factorization.

1601428874317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2519279.

The product of its (nonzero) digits is 1806336, while the sum is 52.

The spelling of 1601428874317 in words is "one trillion, six hundred one billion, four hundred twenty-eight million, eight hundred seventy-four thousand, three hundred seventeen".