335252657541661 has 8 divisors (see below), whose sum is σ = 358682739735200. Its totient is φ = 312401095896240.

The previous prime is 335252657541647. The next prime is 335252657541689. The reversal of 335252657541661 is 166145756252533.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 335252657541661 - 2²⁷ = 335252523323933 is a prime.

It is a super-2 number, since 2×335252657541661² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (61).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 335252657541661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (335252657541691) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144630135831 + ... + 144630138148.

It is an arithmetic number, because the mean of its divisors is an integer number (44835342466900).

Almost surely, 2^{335252657541661} is an apocalyptic number.

It is an amenable number.

335252657541661 is a deficient number, since it is larger than the sum of its proper divisors (23430082193539).

335252657541661 is a wasteful number, since it uses less digits than its factorization.

335252657541661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289260274059.

The product of its digits is 136080000, while the sum is 61.

The spelling of 335252657541661 in words is "three hundred thirty-five trillion, two hundred fifty-two billion, six hundred fifty-seven million, five hundred forty-one thousand, six hundred sixty-one".