10999077552606 has 128 divisors (see below), whose sum is σ = 27473250857472. Its totient is φ = 2884147200000.

The previous prime is 10999077552527. The next prime is 10999077552763. The reversal of 10999077552606 is 60625577099901.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2158926 + ... + 5163246.

It is an arithmetic number, because the mean of its divisors is an integer number (214634772324).

Almost surely, 2^{10999077552606} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10999077552606, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13736625428736).

10999077552606 is an abundant number, since it is smaller than the sum of its proper divisors (16474173304866).

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

10999077552606 is a wasteful number, since it uses less digits than its factorization.

10999077552606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3004618.

The product of its (nonzero) digits is 64297800, while the sum is 66.

The spelling of 10999077552606 in words is "ten trillion, nine hundred ninety-nine billion, seventy-seven million, five hundred fifty-two thousand, six hundred six".