43252001000 has 192 divisors, whose sum is σ = 112572186480. Its totient is φ = 15536102400.

The previous prime is 43252000969. The next prime is 43252001003. The reversal of 43252001000 is 10025234.

It can be written as a sum of positive squares in 24 ways, for example, as 17688468004 + 25563532996 = 132998^2 + 159886^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 43252001000.

It is not an unprimeable number, because it can be changed into a prime (43252001003) 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, 6249542 + ... + 6256458.

Almost surely, 2^43252001000 is an apocalyptic number.

43252001000 is a gapful number since it is divisible by the number (40) 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 43252001000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56286093240).

43252001000 is an abundant number, since it is smaller than the sum of its proper divisors (69320185480).

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

43252001000 is a wasteful number, since it uses less digits than its factorization.

43252001000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7001 (or 6974 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

Adding to 43252001000 its reverse (10025234), we get a palindrome (43262026234).

The spelling of 43252001000 in words is "forty-three billion, two hundred fifty-two million, one thousand".