20773554260 has 48 divisors (see below), whose sum is σ = 46973545920. Its totient is φ = 7688071680.

The previous prime is 20773554239. The next prime is 20773554293. The reversal of 20773554260 is 6245537702.

It is a super-3 number, since 3×20773554260³ (a number of 32 digits) contains 333 as substring.

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, 497726 + ... + 537845.

It is an arithmetic number, because the mean of its divisors is an integer number (978615540).

Almost surely, 2^20773554260 is an apocalyptic number.

20773554260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20773554260 is an abundant number, since it is smaller than the sum of its proper divisors (26199991660).

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

20773554260 is a wasteful number, since it uses less digits than its factorization.

20773554260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1035656 (or 1035654 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 41.

The spelling of 20773554260 in words is "twenty billion, seven hundred seventy-three million, five hundred fifty-four thousand, two hundred sixty".