10204451366646 has 16 divisors (see below), whose sum is σ = 20408976301104. Its totient is φ = 3401471527584.

The previous prime is 10204451366609. The next prime is 10204451366689. The reversal of 10204451366646 is 64666315440201.

It is a junction number, because it is equal to n+sod(n) for n = 10204451366595 and 10204451366604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1172181 + ... + 4667216.

It is an arithmetic number, because the mean of its divisors is an integer number (1275561018819).

Almost surely, 2^{10204451366646} is an apocalyptic number.

10204451366646 is an abundant number, since it is smaller than the sum of its proper divisors (10204524934458).

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

10204451366646 is a wasteful number, since it uses less digits than its factorization.

10204451366646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6130655.

The product of its (nonzero) digits is 2488320, while the sum is 48.

The spelling of 10204451366646 in words is "ten trillion, two hundred four billion, four hundred fifty-one million, three hundred sixty-six thousand, six hundred forty-six".