516156161602 has 4 divisors (see below), whose sum is σ = 774234242406. Its totient is φ = 258078080800.

The previous prime is 516156161597. The next prime is 516156161617. The reversal of 516156161602 is 206161651615.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 429442991761 + 86713169841 = 655319^2 + 294471^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129039040399 + ... + 129039040402.

Almost surely, 2^516156161602 is an apocalyptic number.

516156161602 is a deficient number, since it is larger than the sum of its proper divisors (258078080804).

516156161602 is a wasteful number, since it uses less digits than its factorization.

516156161602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258078080803.

The product of its (nonzero) digits is 64800, while the sum is 40.

The spelling of 516156161602 in words is "five hundred sixteen billion, one hundred fifty-six million, one hundred sixty-one thousand, six hundred two".