734016443450640 has 240 divisors, whose sum is σ = 2658613770988992. Its totient is φ = 167036088726528.

The previous prime is 734016443450473. The next prime is 734016443450659. The reversal of 734016443450640 is 46054344610437.

It is a tau number, because it is divible by the number of its divisors (240).

It is a super-3 number, since 3×734016443450640³ (a number of 46 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 134811459 + ... + 140150498.

Almost surely, 2^{734016443450640} is an apocalyptic number.

734016443450640 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

734016443450640 is an abundant number, since it is smaller than the sum of its proper divisors (1924597327538352).

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

734016443450640 is a wasteful number, since it uses less digits than its factorization.

734016443450640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274962214 (or 274962201 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 51.

The spelling of 734016443450640 in words is "seven hundred thirty-four trillion, sixteen billion, four hundred forty-three million, four hundred fifty thousand, six hundred forty".