20519362532 has 6 divisors (see below), whose sum is σ = 35908884438. Its totient is φ = 10259681264.

The previous prime is 20519362529. The next prime is 20519362543. The reversal of 20519362532 is 23526391502.

It can be written as a sum of positive squares in only one way, i.e., 16676106496 + 3843256036 = 129136^2 + 61994^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2564920313 + ... + 2564920320.

It is an arithmetic number, because the mean of its divisors is an integer number (5984814073).

Almost surely, 2^20519362532 is an apocalyptic number.

It is an amenable number.

20519362532 is a deficient number, since it is larger than the sum of its proper divisors (15389521906).

20519362532 is a wasteful number, since it uses less digits than its factorization.

20519362532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5129840637 (or 5129840635 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 38.

The spelling of 20519362532 in words is "twenty billion, five hundred nineteen million, three hundred sixty-two thousand, five hundred thirty-two".