535654671640 has 64 divisors (see below), whose sum is σ = 1325141544960. Its totient is φ = 193249768320.

The previous prime is 535654671569. The next prime is 535654671653. The reversal of 535654671640 is 46176456535.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 4737022 + ... + 4848781.

It is an arithmetic number, because the mean of its divisors is an integer number (20705336640).

Almost surely, 2^535654671640 is an apocalyptic number.

It is an amenable number.

535654671640 is an abundant number, since it is smaller than the sum of its proper divisors (789486873320).

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

535654671640 is a wasteful number, since it uses less digits than its factorization.

535654671640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9585952 (or 9585948 counting only the distinct ones).

The product of its (nonzero) digits is 9072000, while the sum is 52.

The spelling of 535654671640 in words is "five hundred thirty-five billion, six hundred fifty-four million, six hundred seventy-one thousand, six hundred forty".