43256232948544 has 336 divisors, whose sum is σ = 110138447240064. Its totient is φ = 16666212864000.

The previous prime is 43256232948541. The next prime is 43256232948559. The reversal of 43256232948544 is 44584923265234.

It is a super-2 number, since 2×43256232948544² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43256232948541) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3090386154 + ... + 3090400150.

Almost surely, 2^{43256232948544} is an apocalyptic number.

43256232948544 is a gapful number since it is divisible by the number (44) 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 43256232948544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55069223620032).

43256232948544 is an abundant number, since it is smaller than the sum of its proper divisors (66882214291520).

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

43256232948544 is a wasteful number, since it uses less digits than its factorization.

43256232948544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15022 (or 15005 counting only the distinct ones).

The product of its digits is 199065600, while the sum is 61.

The spelling of 43256232948544 in words is "forty-three trillion, two hundred fifty-six billion, two hundred thirty-two million, nine hundred forty-eight thousand, five hundred forty-four".