200091510076661 has 8 divisors (see below), whose sum is σ = 228806014947840. Its totient is φ = 171409506063408.

The previous prime is 200091510076649. The next prime is 200091510076727. The reversal of 200091510076661 is 166670015190002.

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 200091510076661 - 2³⁸ = 199816632169717 is a prime.

It is a super-2 number, since 2×200091510076661² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200091510072661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8125201286 + ... + 8125225911.

It is an arithmetic number, because the mean of its divisors is an integer number (28600751868480).

Almost surely, 2^{200091510076661} is an apocalyptic number.

It is an amenable number.

200091510076661 is a deficient number, since it is larger than the sum of its proper divisors (28714504871179).

200091510076661 is a wasteful number, since it uses less digits than its factorization.

200091510076661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16250428963.

The product of its (nonzero) digits is 136080, while the sum is 44.

The spelling of 200091510076661 in words is "two hundred trillion, ninety-one billion, five hundred ten million, seventy-six thousand, six hundred sixty-one".