43741494720 has 896 divisors, whose sum is σ = 197697669120. Its totient is φ = 8838512640.

The previous prime is 43741494707. The next prime is 43741494733. The reversal of 43741494720 is 2749414734.

43741494720 is a `hidden beast` number, since 4 + 37 + 4 + 149 + 472 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (43741494707) and next prime (43741494733).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 24614472 + ... + 24616248.

It is an arithmetic number, because the mean of its divisors is an integer number (220644720).

Almost surely, 2^43741494720 is an apocalyptic number.

43741494720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43741494720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98848834560).

43741494720 is an abundant number, since it is smaller than the sum of its proper divisors (153956174400).

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

43741494720 is a wasteful number, since it uses less digits than its factorization.

43741494720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1858 (or 1842 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 45.

The spelling of 43741494720 in words is "forty-three billion, seven hundred forty-one million, four hundred ninety-four thousand, seven hundred twenty".