19700571316 has 12 divisors (see below), whose sum is σ = 34477220260. Its totient is φ = 9849936960.

The previous prime is 19700571313. The next prime is 19700571337. The reversal of 19700571316 is 61317500791.

It can be written as a sum of positive squares in 2 ways, for example, as 2367795600 + 17332775716 = 48660^2 + 131654^2 .

It is a super-2 number, since 2×19700571316² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19700571313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72400 + ... + 211288.

Almost surely, 2^19700571316 is an apocalyptic number.

It is an amenable number.

19700571316 is a deficient number, since it is larger than the sum of its proper divisors (14776648944).

19700571316 is a wasteful number, since it uses less digits than its factorization.

19700571316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174354 (or 174352 counting only the distinct ones).

The product of its (nonzero) digits is 39690, while the sum is 40.

The spelling of 19700571316 in words is "nineteen billion, seven hundred million, five hundred seventy-one thousand, three hundred sixteen".