1166140450626 has 8 divisors (see below), whose sum is σ = 2332280901264. Its totient is φ = 388713483540.

The previous prime is 1166140450589. The next prime is 1166140450663. The reversal of 1166140450626 is 6260540416611.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1166140450589) and next prime (1166140450663).

It is a sphenic number, since it is the product of 3 distinct primes.

1166140450626 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97178370880 + ... + 97178370891.

It is an arithmetic number, because the mean of its divisors is an integer number (291535112658).

Almost surely, 2^{1166140450626} is an apocalyptic number.

1166140450626 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1166140450626 is a wasteful number, since it uses less digits than its factorization.

1166140450626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194356741776.

The product of its (nonzero) digits is 207360, while the sum is 42.

The spelling of 1166140450626 in words is "one trillion, one hundred sixty-six billion, one hundred forty million, four hundred fifty thousand, six hundred twenty-six".