20934132484 has 6 divisors (see below), whose sum is σ = 36634731854. Its totient is φ = 10467066240.

The previous prime is 20934132437. The next prime is 20934132551. The reversal of 20934132484 is 48423143902.

It can be written as a sum of positive squares in only one way, i.e., 16641000000 + 4293132484 = 129000^2 + 65522^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2616766557 + ... + 2616766564.

Almost surely, 2^20934132484 is an apocalyptic number.

It is an amenable number.

20934132484 is a deficient number, since it is larger than the sum of its proper divisors (15700599370).

20934132484 is a wasteful number, since it uses less digits than its factorization.

20934132484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5233533125 (or 5233533123 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 40.

The spelling of 20934132484 in words is "twenty billion, nine hundred thirty-four million, one hundred thirty-two thousand, four hundred eighty-four".