4456786618540 has 24 divisors (see below), whose sum is σ = 9432946801152. Its totient is φ = 1768677523200.

The previous prime is 4456786618523. The next prime is 4456786618547. The reversal of 4456786618540 is 458166876544.

It is not an unprimeable number, because it can be changed into a prime (4456786618547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 877317661 + ... + 877322740.

It is an arithmetic number, because the mean of its divisors is an integer number (393039450048).

Almost surely, 2^{4456786618540} is an apocalyptic number.

It is an amenable number.

4456786618540 is an abundant number, since it is smaller than the sum of its proper divisors (4976160182612).

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

4456786618540 is a wasteful number, since it uses less digits than its factorization.

4456786618540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1754640537 (or 1754640535 counting only the distinct ones).

The product of its (nonzero) digits is 154828800, while the sum is 64.

The spelling of 4456786618540 in words is "four trillion, four hundred fifty-six billion, seven hundred eighty-six million, six hundred eighteen thousand, five hundred forty".