4535401656720 has 120 divisors (see below), whose sum is σ = 15454100124288. Its totient is φ = 1099491303680.

The previous prime is 4535401656713. The next prime is 4535401656761. The reversal of 4535401656720 is 276561045354.

It is a tau number, because it is divible by the number of its divisors (120).

It is a super-3 number, since 3×4535401656720³ (a number of 39 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 4535401656720.

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 23 ways as a sum of consecutive naturals, for example, 78059832 + ... + 78117911.

Almost surely, 2^{4535401656720} is an apocalyptic number.

4535401656720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4535401656720 is an abundant number, since it is smaller than the sum of its proper divisors (10918698467568).

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

4535401656720 is a wasteful number, since it uses less digits than its factorization.

4535401656720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156177781 (or 156177764 counting only the distinct ones).

The product of its (nonzero) digits is 3024000, while the sum is 48.

The spelling of 4535401656720 in words is "four trillion, five hundred thirty-five billion, four hundred one million, six hundred fifty-six thousand, seven hundred twenty".