65225763900 has 486 divisors, whose sum is σ = 233652191136. Its totient is φ = 15192144000.

The previous prime is 65225763853. The next prime is 65225763913. The reversal of 65225763900 is 936752256.

65225763900 is a `hidden beast` number, since 6 + 5 + 2 + 2 + 5 + 7 + 639 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 161 ways as a sum of consecutive naturals, for example, 469250031 + ... + 469250169.

Almost surely, 2^65225763900 is an apocalyptic number.

65225763900 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65225763900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116826095568).

65225763900 is an abundant number, since it is smaller than the sum of its proper divisors (168426427236).

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

65225763900 is a wasteful number, since it uses less digits than its factorization.

65225763900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351 (or 191 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 45.

The spelling of 65225763900 in words is "sixty-five billion, two hundred twenty-five million, seven hundred sixty-three thousand, nine hundred".