10209942991146 has 8 divisors (see below), whose sum is σ = 20419885982304. Its totient is φ = 3403314330380.

The previous prime is 10209942991117. The next prime is 10209942991147. The reversal of 10209942991146 is 64119924990201.

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

10209942991146 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (10209942991147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 850828582590 + ... + 850828582601.

It is an arithmetic number, because the mean of its divisors is an integer number (2552485747788).

Almost surely, 2^{10209942991146} is an apocalyptic number.

10209942991146 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.

10209942991146 is a wasteful number, since it uses less digits than its factorization.

10209942991146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1701657165196.

The product of its (nonzero) digits is 2519424, while the sum is 57.

The spelling of 10209942991146 in words is "ten trillion, two hundred nine billion, nine hundred forty-two million, nine hundred ninety-one thousand, one hundred forty-six".