10555991659 has 8 divisors (see below), whose sum is σ = 10643668992. Its totient is φ = 10468422120.

The previous prime is 10555991653. The next prime is 10555991681. The reversal of 10555991659 is 95619955501.

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 10555991659 - 2¹³ = 10555983467 is a prime.

It is a super-2 number, since 2×10555991659² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10555991653) 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, 176022 + ... + 228244.

It is an arithmetic number, because the mean of its divisors is an integer number (1330458624).

Almost surely, 2^10555991659 is an apocalyptic number.

10555991659 is a deficient number, since it is larger than the sum of its proper divisors (87677333).

10555991659 is a wasteful number, since it uses less digits than its factorization.

10555991659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53897.

The product of its (nonzero) digits is 2733750, while the sum is 55.

The spelling of 10555991659 in words is "ten billion, five hundred fifty-five million, nine hundred ninety-one thousand, six hundred fifty-nine".