4645454641440 has 48 divisors (see below), whose sum is σ = 14633182122048. Its totient is φ = 1238787904256.

The previous prime is 4645454641417. The next prime is 4645454641481. The reversal of 4645454641440 is 441464545464.

It is a tau number, because it is divible by the number of its divisors (48).

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

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 7 ways as a sum of consecutive naturals, for example, 4839014772 + ... + 4839015731.

It is an arithmetic number, because the mean of its divisors is an integer number (304857960876).

Almost surely, 2^{4645454641440} is an apocalyptic number.

4645454641440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4645454641440 is an abundant number, since it is smaller than the sum of its proper divisors (9987727480608).

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

4645454641440 is a wasteful number, since it uses less digits than its factorization.

4645454641440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9678030521 (or 9678030513 counting only the distinct ones).

The product of its (nonzero) digits is 14745600, while the sum is 51.

The spelling of 4645454641440 in words is "four trillion, six hundred forty-five billion, four hundred fifty-four million, six hundred forty-one thousand, four hundred forty".