561150335644500 has 192 divisors, whose sum is σ = 1907242538213376. Its totient is φ = 125533935158400.

The previous prime is 561150335644489. The next prime is 561150335644511. The reversal of 561150335644500 is 5446533051165.

It is an interprime number because it is at equal distance from previous prime (561150335644489) and next prime (561150335644511).

It is a self number, because there is not a number n which added to its sum of digits gives 561150335644500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 568047874 + ... + 569034873.

It is an arithmetic number, because the mean of its divisors is an integer number (9933554886528).

Almost surely, 2^{561150335644500} is an apocalyptic number.

561150335644500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

561150335644500 is an abundant number, since it is smaller than the sum of its proper divisors (1346092202568876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

561150335644500 is a wasteful number, since it uses less digits than its factorization.

561150335644500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1137082823 (or 1137082811 counting only the distinct ones).

The product of its (nonzero) digits is 3240000, while the sum is 48.

Adding to 561150335644500 its reverse (5446533051165), we get a palindrome (566596868695665).

The spelling of 561150335644500 in words is "five hundred sixty-one trillion, one hundred fifty billion, three hundred thirty-five million, six hundred forty-four thousand, five hundred".