43497149232 has 30 divisors (see below), whose sum is σ = 112371368412. Its totient is φ = 14498568096.

The previous prime is 43497149219. The next prime is 43497149233. The reversal of 43497149232 is 23294179434.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (43497149233) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 1429893 + ... + 1459995.

Almost surely, 2^43497149232 is an apocalyptic number.

It is an amenable number.

43497149232 is an abundant number, since it is smaller than the sum of its proper divisors (68874219180).

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

43497149232 is an frugal number, since it uses more digits than its factorization.

43497149232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60217 (or 30108 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 48.

Multiplying 43497149232 by its sum of digits (48), we get a square (2087863163136 = 1444944²).

43497149232 divided by its sum of digits (48) gives a square (906190609 = 30103²).

The spelling of 43497149232 in words is "forty-three billion, four hundred ninety-seven million, one hundred forty-nine thousand, two hundred thirty-two".