200153423546 has 4 divisors (see below), whose sum is σ = 300230135322. Its totient is φ = 100076711772.

The previous prime is 200153423527. The next prime is 200153423557. The reversal of 200153423546 is 645324351002.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 645324351002 = 2 ⋅322662175501.

It can be written as a sum of positive squares in only one way, i.e., 194582443225 + 5570980321 = 441115^2 + 74639^2 .

It is a super-2 number, since 2×200153423546² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50038355885 + ... + 50038355888.

Almost surely, 2^200153423546 is an apocalyptic number.

200153423546 is a deficient number, since it is larger than the sum of its proper divisors (100076711776).

200153423546 is a wasteful number, since it uses less digits than its factorization.

200153423546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100076711775.

The product of its (nonzero) digits is 86400, while the sum is 35.

Adding to 200153423546 its reverse (645324351002), we get a palindrome (845477774548).

The spelling of 200153423546 in words is "two hundred billion, one hundred fifty-three million, four hundred twenty-three thousand, five hundred forty-six".