43632688044 has 48 divisors (see below), whose sum is σ = 111079253376. Its totient is φ = 13220332800.

The previous prime is 43632688037. The next prime is 43632688051. The reversal of 43632688044 is 44088623634.

It is an interprime number because it is at equal distance from previous prime (43632688037) and next prime (43632688051).

It is a super-2 number, since 2×43632688044² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 43632687984 and 43632688002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1346359 + ... + 1378385.

It is an arithmetic number, because the mean of its divisors is an integer number (2314151112).

Almost surely, 2^43632688044 is an apocalyptic number.

43632688044 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

43632688044 is an abundant number, since it is smaller than the sum of its proper divisors (67446565332).

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

43632688044 is a wasteful number, since it uses less digits than its factorization.

43632688044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42366 (or 42364 counting only the distinct ones).

The product of its (nonzero) digits is 2654208, while the sum is 48.

The spelling of 43632688044 in words is "forty-three billion, six hundred thirty-two million, six hundred eighty-eight thousand, forty-four".