535661042651622 has 32 divisors (see below), whose sum is σ = 1190360023452000. Its totient is φ = 178553358249984.

The previous prime is 535661042651611. The next prime is 535661042651681. The reversal of 535661042651622 is 226156240166535.

535661042651622 is a `hidden beast` number, since 5 + 3 + 5 + 6 + 6 + 1 + 0 + 4 + 2 + 6 + 5 + 1 + 622 = 666.

It is a super-2 number, since 2×535661042651622² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22193254 + ... + 39545702.

It is an arithmetic number, because the mean of its divisors is an integer number (37198750732875).

Almost surely, 2^{535661042651622} is an apocalyptic number.

535661042651622 is an abundant number, since it is smaller than the sum of its proper divisors (654698980800378).

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

535661042651622 is a wasteful number, since it uses less digits than its factorization.

535661042651622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17924117 (or 17924111 counting only the distinct ones).

The product of its (nonzero) digits is 15552000, while the sum is 54.

The spelling of 535661042651622 in words is "five hundred thirty-five trillion, six hundred sixty-one billion, forty-two million, six hundred fifty-one thousand, six hundred twenty-two".