20546655060 has 48 divisors (see below), whose sum is σ = 57582052416. Its totient is φ = 5474211072.

The previous prime is 20546655049. The next prime is 20546655079. The reversal of 20546655060 is 6055664502.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85089 + ... + 219848.

It is an arithmetic number, because the mean of its divisors is an integer number (1199626092).

Almost surely, 2^20546655060 is an apocalyptic number.

20546655060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20546655060 is an abundant number, since it is smaller than the sum of its proper divisors (37035397356).

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

20546655060 is a wasteful number, since it uses less digits than its factorization.

20546655060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306072 (or 306070 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 39.

The spelling of 20546655060 in words is "twenty billion, five hundred forty-six million, six hundred fifty-five thousand, sixty".