4531463431440 has 80 divisors (see below), whose sum is σ = 15324585431616. Its totient is φ = 1098536588800.

The previous prime is 4531463431433. The next prime is 4531463431499. The reversal of 4531463431440 is 441343641354.

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

It is a junction number, because it is equal to n+sod(n) for n = 4531463431392 and 4531463431401.

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, 858229071 + ... + 858234350.

Almost surely, 2^{4531463431440} is an apocalyptic number.

4531463431440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4531463431440 is an abundant number, since it is smaller than the sum of its proper divisors (10793122000176).

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

4531463431440 is a wasteful number, since it uses less digits than its factorization.

4531463431440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1716463448 (or 1716463442 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 42.

The spelling of 4531463431440 in words is "four trillion, five hundred thirty-one billion, four hundred sixty-three million, four hundred thirty-one thousand, four hundred forty".