1009213245279 has 6 divisors (see below), whose sum is σ = 1457752465416. Its totient is φ = 672808830180.

The previous prime is 1009213245263. The next prime is 1009213245361. The reversal of 1009213245279 is 9725423129001.

1009213245279 is a `hidden beast` number, since 1 + 0 + 0 + 92 + 1 + 32 + 4 + 527 + 9 = 666.

It is not a de Polignac number, because 1009213245279 - 2⁴ = 1009213245263 is a prime.

It is a super-2 number, since 2×1009213245279² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1009213245479) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 56067402507 + ... + 56067402524.

It is an arithmetic number, because the mean of its divisors is an integer number (242958744236).

Almost surely, 2^{1009213245279} is an apocalyptic number.

1009213245279 is a deficient number, since it is larger than the sum of its proper divisors (448539220137).

1009213245279 is a wasteful number, since it uses less digits than its factorization.

1009213245279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112134805037 (or 112134805034 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The spelling of 1009213245279 in words is "one trillion, nine billion, two hundred thirteen million, two hundred forty-five thousand, two hundred seventy-nine".