1009167668427 has 16 divisors (see below), whose sum is σ = 1427856986880. Its totient is φ = 632619965472.

The previous prime is 1009167668423. The next prime is 1009167668461. The reversal of 1009167668427 is 7248667619001.

It is not a de Polignac number, because 1009167668427 - 2² = 1009167668423 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1009167668423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123941848 + ... + 123949989.

It is an arithmetic number, because the mean of its divisors is an integer number (89241061680).

Almost surely, 2^{1009167668427} is an apocalyptic number.

1009167668427 is a deficient number, since it is larger than the sum of its proper divisors (418689318453).

1009167668427 is a wasteful number, since it uses less digits than its factorization.

1009167668427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247891922.

The product of its (nonzero) digits is 6096384, while the sum is 57.

The spelling of 1009167668427 in words is "one trillion, nine billion, one hundred sixty-seven million, six hundred sixty-eight thousand, four hundred twenty-seven".