43054103664 has 400 divisors, whose sum is σ = 154113886080. Its totient is φ = 11408325120.

The previous prime is 43054103641. The next prime is 43054103669. The reversal of 43054103664 is 46630145034.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43054103669) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 3515119 + ... + 3527345.

Almost surely, 2^43054103664 is an apocalyptic number.

43054103664 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 43054103664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77056943040).

43054103664 is an abundant number, since it is smaller than the sum of its proper divisors (111059782416).

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

43054103664 is a wasteful number, since it uses less digits than its factorization.

43054103664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12290 (or 12275 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

Adding to 43054103664 its reverse (46630145034), we get a palindrome (89684248698).

The spelling of 43054103664 in words is "forty-three billion, fifty-four million, one hundred three thousand, six hundred sixty-four".