32636423436 has 96 divisors (see below), whose sum is σ = 82183127040. Its totient is φ = 10055183424.

The previous prime is 32636423431. The next prime is 32636423467. The reversal of 32636423436 is 63432463623.

It is a super-2 number, since 2×32636423436² (a number of 22 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (32636423431) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1008865 + ... + 1040711.

It is an arithmetic number, because the mean of its divisors is an integer number (856074240).

Almost surely, 2^32636423436 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32636423436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41091563520).

32636423436 is an abundant number, since it is smaller than the sum of its proper divisors (49546703604).

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

32636423436 is a wasteful number, since it uses less digits than its factorization.

32636423436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32003 (or 32001 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 42.

The spelling of 32636423436 in words is "thirty-two billion, six hundred thirty-six million, four hundred twenty-three thousand, four hundred thirty-six".