25166842667012 has 24 divisors (see below), whose sum is σ = 45227540991360. Its totient is φ = 12247646467680.

The previous prime is 25166842667011. The next prime is 25166842667017. The reversal of 25166842667012 is 21076624866152.

It is a super-2 number, since 2×25166842667012² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (25166842667011) 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, 369762062 + ... + 369830117.

It is an arithmetic number, because the mean of its divisors is an integer number (1884480874640).

Almost surely, 2^{25166842667012} is an apocalyptic number.

It is an amenable number.

25166842667012 is a deficient number, since it is larger than the sum of its proper divisors (20060698324348).

25166842667012 is a wasteful number, since it uses less digits than its factorization.

25166842667012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 739592411 (or 739592409 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 56.

The spelling of 25166842667012 in words is "twenty-five trillion, one hundred sixty-six billion, eight hundred forty-two million, six hundred sixty-seven thousand, twelve".