63725500190 has 16 divisors (see below), whose sum is σ = 125133709680. Its totient is φ = 23172909120.

The previous prime is 63725500187. The next prime is 63725500249. The reversal of 63725500190 is 9100552736.

It is a happy number.

It is a super-2 number, since 2×63725500190² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 289661255 + ... + 289661474.

It is an arithmetic number, because the mean of its divisors is an integer number (7820856855).

Almost surely, 2^63725500190 is an apocalyptic number.

63725500190 is a deficient number, since it is larger than the sum of its proper divisors (61408209490).

63725500190 is a wasteful number, since it uses less digits than its factorization.

63725500190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579322747.

The product of its (nonzero) digits is 56700, while the sum is 38.

The spelling of 63725500190 in words is "sixty-three billion, seven hundred twenty-five million, five hundred thousand, one hundred ninety".