16574142077357 has 4 divisors (see below), whose sum is σ = 16574435996316. Its totient is φ = 16573848158400.

The previous prime is 16574142077333. The next prime is 16574142077369. The reversal of 16574142077357 is 75377024147561.

It is a happy number.

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 6028886033641 + 10545256043716 = 2455379^2 + 3247346^2 .

It is a cyclic number.

It is not a de Polignac number, because 16574142077357 - 2¹² = 16574142073261 is a prime.

It is a super-2 number, since 2×16574142077357² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16574142077296 and 16574142077305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16574142077257) 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, 146874878 + ... + 146987679.

It is an arithmetic number, because the mean of its divisors is an integer number (4143608999079).

Almost surely, 2^{16574142077357} is an apocalyptic number.

It is an amenable number.

16574142077357 is a deficient number, since it is larger than the sum of its proper divisors (293918959).

16574142077357 is an equidigital number, since it uses as much as digits as its factorization.

16574142077357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293918958.

The product of its (nonzero) digits is 34574400, while the sum is 59.

The spelling of 16574142077357 in words is "sixteen trillion, five hundred seventy-four billion, one hundred forty-two million, seventy-seven thousand, three hundred fifty-seven".