1009771248336 has 40 divisors (see below), whose sum is σ = 2617993000224. Its totient is φ = 335375283840.

The previous prime is 1009771248329. The next prime is 1009771248337. The reversal of 1009771248336 is 6338421779001.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1009771248337) 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, 37959450 + ... + 37986041.

Almost surely, 2^{1009771248336} is an apocalyptic number.

1009771248336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1009771248336 is an abundant number, since it is smaller than the sum of its proper divisors (1608221751888).

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

1009771248336 is a wasteful number, since it uses less digits than its factorization.

1009771248336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75945779 (or 75945773 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 51.

The spelling of 1009771248336 in words is "one trillion, nine billion, seven hundred seventy-one million, two hundred forty-eight thousand, three hundred thirty-six".