1069149585650 has 24 divisors (see below), whose sum is σ = 1996179539904. Its totient is φ = 426033746000.

The previous prime is 1069149585631. The next prime is 1069149585653. The reversal of 1069149585650 is 565859419601.

It is a happy number.

It is a super-2 number, since 2×1069149585650² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1069149585650.

It is not an unprimeable number, because it can be changed into a prime (1069149585653) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40638926 + ... + 40665225.

It is an arithmetic number, because the mean of its divisors is an integer number (83174147496).

Almost surely, 2^{1069149585650} is an apocalyptic number.

1069149585650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1069149585650 is a deficient number, since it is larger than the sum of its proper divisors (927029954254).

1069149585650 is a wasteful number, since it uses less digits than its factorization.

1069149585650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81304426 (or 81304421 counting only the distinct ones).

The product of its (nonzero) digits is 11664000, while the sum is 59.

The spelling of 1069149585650 in words is "one trillion, sixty-nine billion, one hundred forty-nine million, five hundred eighty-five thousand, six hundred fifty".