10585378656655 has 8 divisors (see below), whose sum is σ = 13857222968784. Its totient is φ = 7698457204800.

The previous prime is 10585378656653. The next prime is 10585378656661. The reversal of 10585378656655 is 55665687358501.

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

It is not a de Polignac number, because 10585378656655 - 2¹ = 10585378656653 is a prime.

It is a super-2 number, since 2×10585378656655² (a number of 27 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 (10585378656653) 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, 96230715006 + ... + 96230715115.

It is an arithmetic number, because the mean of its divisors is an integer number (1732152871098).

Almost surely, 2^{10585378656655} is an apocalyptic number.

10585378656655 is a deficient number, since it is larger than the sum of its proper divisors (3271844312129).

10585378656655 is a wasteful number, since it uses less digits than its factorization.

10585378656655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192461430137.

The product of its (nonzero) digits is 907200000, while the sum is 70.

The spelling of 10585378656655 in words is "ten trillion, five hundred eighty-five billion, three hundred seventy-eight million, six hundred fifty-six thousand, six hundred fifty-five".