266020530143644 has 96 divisors (see below), whose sum is σ = 501715638144000. Its totient is φ = 123020402319360.

The previous prime is 266020530143551. The next prime is 266020530143653. The reversal of 266020530143644 is 446341035020662.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 266020530143594 and 266020530143603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7356540924 + ... + 7356577084.

It is an arithmetic number, because the mean of its divisors is an integer number (5226204564000).

Almost surely, 2^{266020530143644} is an apocalyptic number.

It is an amenable number.

266020530143644 is a deficient number, since it is larger than the sum of its proper divisors (235695108000356).

266020530143644 is a wasteful number, since it uses less digits than its factorization.

266020530143644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41323 (or 41321 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 46.

The spelling of 266020530143644 in words is "two hundred sixty-six trillion, twenty billion, five hundred thirty million, one hundred forty-three thousand, six hundred forty-four".