20548683670 has 16 divisors (see below), whose sum is σ = 37209116448. Its totient is φ = 8170254400.

The previous prime is 20548683629. The next prime is 20548683677. The reversal of 20548683670 is 7638684502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20548683677) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6150631 + ... + 6153970.

It is an arithmetic number, because the mean of its divisors is an integer number (2325569778).

Almost surely, 2^20548683670 is an apocalyptic number.

20548683670 is a deficient number, since it is larger than the sum of its proper divisors (16660432778).

20548683670 is a wasteful number, since it uses less digits than its factorization.

20548683670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12304775.

The product of its (nonzero) digits is 1935360, while the sum is 49.

The spelling of 20548683670 in words is "twenty billion, five hundred forty-eight million, six hundred eighty-three thousand, six hundred seventy".