20546534422 has 16 divisors (see below), whose sum is σ = 31114099440. Its totient is φ = 10175581728.

The previous prime is 20546534419. The next prime is 20546534447. The reversal of 20546534422 is 22443564502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3672 + ... + 202747.

It is an arithmetic number, because the mean of its divisors is an integer number (1944631215).

Almost surely, 2^20546534422 is an apocalyptic number.

20546534422 is a deficient number, since it is larger than the sum of its proper divisors (10567565018).

20546534422 is a wasteful number, since it uses less digits than its factorization.

20546534422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206895.

The product of its (nonzero) digits is 230400, while the sum is 37.

The spelling of 20546534422 in words is "twenty billion, five hundred forty-six million, five hundred thirty-four thousand, four hundred twenty-two".