4550651251440 has 80 divisors (see below), whose sum is σ = 16122307296768. Its totient is φ = 1040148857088.

The previous prime is 4550651251423. The next prime is 4550651251463. The reversal of 4550651251440 is 441521560554.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 4550651251392 and 4550651251401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1354358812 + ... + 1354362171.

Almost surely, 2^{4550651251440} is an apocalyptic number.

4550651251440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4550651251440 is an abundant number, since it is smaller than the sum of its proper divisors (11571656045328).

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

4550651251440 is a wasteful number, since it uses less digits than its factorization.

4550651251440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2708721006 (or 2708721000 counting only the distinct ones).

The product of its (nonzero) digits is 480000, while the sum is 42.

The spelling of 4550651251440 in words is "four trillion, five hundred fifty billion, six hundred fifty-one million, two hundred fifty-one thousand, four hundred forty".