43740336734688 has 96 divisors (see below), whose sum is σ = 125259210155520. Its totient is φ = 13254352117760.

The previous prime is 43740336734683. The next prime is 43740336734767. The reversal of 43740336734688 is 88643763304734.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43740336734683) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49507753 + ... + 50383511.

It is an arithmetic number, because the mean of its divisors is an integer number (1304783439120).

Almost surely, 2^{43740336734688} is an apocalyptic number.

43740336734688 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

43740336734688 is an abundant number, since it is smaller than the sum of its proper divisors (81518873420832).

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

43740336734688 is a wasteful number, since it uses less digits than its factorization.

43740336734688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 923080 (or 923072 counting only the distinct ones).

The product of its (nonzero) digits is 585252864, while the sum is 66.

The spelling of 43740336734688 in words is "forty-three trillion, seven hundred forty billion, three hundred thirty-six million, seven hundred thirty-four thousand, six hundred eighty-eight".