20625527700 has 108 divisors (see below), whose sum is σ = 65869526268. Its totient is φ = 5396352000.

The previous prime is 20625527677. The next prime is 20625527717. The reversal of 20625527700 is 772552602.

20625527700 is a `hidden beast` number, since 2 + 0 + 62 + 5 + 527 + 70 + 0 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 365421456 + 20260106244 = 19116^2 + 142338^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 168501 + ... + 263900.

It is an arithmetic number, because the mean of its divisors is an integer number (609903021).

Almost surely, 2^20625527700 is an apocalyptic number.

20625527700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20625527700 is an abundant number, since it is smaller than the sum of its proper divisors (45243998568).

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

20625527700 is a wasteful number, since it uses less digits than its factorization.

20625527700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432474 (or 432464 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 36.

The spelling of 20625527700 in words is "twenty billion, six hundred twenty-five million, five hundred twenty-seven thousand, seven hundred".