43541216004 has 96 divisors (see below), whose sum is σ = 124547318784. Its totient is φ = 11649813120.

The previous prime is 43541215999. The next prime is 43541216011. The reversal of 43541216004 is 40061214534.

It is a super-2 number, since 2×43541216004² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 512134 + ... + 591069.

It is an arithmetic number, because the mean of its divisors is an integer number (1297367904).

Almost surely, 2^43541216004 is an apocalyptic number.

43541216004 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

43541216004 is an abundant number, since it is smaller than the sum of its proper divisors (81006102780).

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

43541216004 is a wasteful number, since it uses less digits than its factorization.

43541216004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1103257 (or 1103255 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The spelling of 43541216004 in words is "forty-three billion, five hundred forty-one million, two hundred sixteen thousand, four".