20132525340 has 36 divisors (see below), whose sum is σ = 61068660744. Its totient is φ = 5368673376.

The previous prime is 20132525327. The next prime is 20132525429. The reversal of 20132525340 is 4352523102.

It is a happy number.

20132525340 is a `hidden beast` number, since 2 + 0 + 132 + 525 + 3 + 4 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55923502 + ... + 55923861.

Almost surely, 2^20132525340 is an apocalyptic number.

20132525340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20132525340 is an abundant number, since it is smaller than the sum of its proper divisors (40936135404).

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

20132525340 is a wasteful number, since it uses less digits than its factorization.

20132525340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111847378 (or 111847373 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The spelling of 20132525340 in words is "twenty billion, one hundred thirty-two million, five hundred twenty-five thousand, three hundred forty".