361543534166 has 4 divisors (see below), whose sum is σ = 542315301252. Its totient is φ = 180771767082.

The previous prime is 361543534147. The next prime is 361543534171. The reversal of 361543534166 is 661435345163.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 361543534166.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 90385883540 + ... + 90385883543.

It is an arithmetic number, because the mean of its divisors is an integer number (135578825313).

Almost surely, 2^361543534166 is an apocalyptic number.

361543534166 is a deficient number, since it is larger than the sum of its proper divisors (180771767086).

361543534166 is a wasteful number, since it uses less digits than its factorization.

361543534166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180771767085.

The product of its digits is 2332800, while the sum is 47.

The spelling of 361543534166 in words is "three hundred sixty-one billion, five hundred forty-three million, five hundred thirty-four thousand, one hundred sixty-six".