42753455663720 has 16 divisors (see below), whose sum is σ = 96195275243460. Its totient is φ = 17101382265472.

The previous prime is 42753455663717. The next prime is 42753455663783. The reversal of 42753455663720 is 2736655435724.

42753455663720 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 41805819610564 + 947636053156 = 6465742^2 + 973466^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 42753455663720.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 534418195757 + ... + 534418195836.

Almost surely, 2^{42753455663720} is an apocalyptic number.

42753455663720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42753455663720 is an abundant number, since it is smaller than the sum of its proper divisors (53441819579740).

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

42753455663720 is a wasteful number, since it uses less digits than its factorization.

42753455663720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1068836391604 (or 1068836391600 counting only the distinct ones).

The product of its (nonzero) digits is 127008000, while the sum is 59.

The spelling of 42753455663720 in words is "forty-two trillion, seven hundred fifty-three billion, four hundred fifty-five million, six hundred sixty-three thousand, seven hundred twenty".