4654878169040 has 40 divisors (see below), whose sum is σ = 11806463721888. Its totient is φ = 1692682970240.

The previous prime is 4654878169037. The next prime is 4654878169049. The reversal of 4654878169040 is 409618784564.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4654878169049) 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, 2644816262 + ... + 2644818021.

Almost surely, 2^{4654878169040} is an apocalyptic number.

4654878169040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4654878169040 is an abundant number, since it is smaller than the sum of its proper divisors (7151585552848).

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

4654878169040 is a wasteful number, since it uses less digits than its factorization.

4654878169040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5289634307 (or 5289634301 counting only the distinct ones).

The product of its (nonzero) digits is 46448640, while the sum is 62.

The spelling of 4654878169040 in words is "four trillion, six hundred fifty-four billion, eight hundred seventy-eight million, one hundred sixty-nine thousand, forty".