32526632640 has 112 divisors (see below), whose sum is σ = 103355290368. Its totient is φ = 8666778624.

The previous prime is 32526632639. The next prime is 32526632641. The reversal of 32526632640 is 4623662523.

It is an interprime number because it is at equal distance from previous prime (32526632639) and next prime (32526632641).

It is not an unprimeable number, because it can be changed into a prime (32526632641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1237879 + ... + 1263881.

Almost surely, 2^32526632640 is an apocalyptic number.

32526632640 is a gapful number since it is divisible by the number (30) 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 32526632640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51677645184).

32526632640 is an abundant number, since it is smaller than the sum of its proper divisors (70828657728).

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

32526632640 is a wasteful number, since it uses less digits than its factorization.

32526632640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27326 (or 27316 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 39.

The spelling of 32526632640 in words is "thirty-two billion, five hundred twenty-six million, six hundred thirty-two thousand, six hundred forty".