40553544211664 has 40 divisors (see below), whose sum is σ = 85716877652640. Its totient is φ = 18433121244800.

The previous prime is 40553544211597. The next prime is 40553544211721. The reversal of 40553544211664 is 46611244535504.

It is a happy number.

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, 8810267 + ... + 12598725.

It is an arithmetic number, because the mean of its divisors is an integer number (2142921941316).

Almost surely, 2^{40553544211664} is an apocalyptic number.

40553544211664 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

40553544211664 is an abundant number, since it is smaller than the sum of its proper divisors (45163333440976).

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

40553544211664 is a wasteful number, since it uses less digits than its factorization.

40553544211664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3849299 (or 3849293 counting only the distinct ones).

The product of its (nonzero) digits is 6912000, while the sum is 50.

The spelling of 40553544211664 in words is "forty trillion, five hundred fifty-three billion, five hundred forty-four million, two hundred eleven thousand, six hundred sixty-four".