434448531440 has 120 divisors (see below), whose sum is σ = 1281824801712. Its totient is φ = 135412515840.

The previous prime is 434448531379. The next prime is 434448531469. The reversal of 434448531440 is 44135844434.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 434448531391 and 434448531400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4994549 + ... + 5080788.

Almost surely, 2^434448531440 is an apocalyptic number.

434448531440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

434448531440 is an abundant number, since it is smaller than the sum of its proper divisors (847376270272).

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

434448531440 is a wasteful number, since it uses less digits than its factorization.

434448531440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10075375 (or 10075362 counting only the distinct ones).

The product of its (nonzero) digits is 1474560, while the sum is 44.

The spelling of 434448531440 in words is "four hundred thirty-four billion, four hundred forty-eight million, five hundred thirty-one thousand, four hundred forty".