63497716250 has 40 divisors (see below), whose sum is σ = 119053640640. Its totient is φ = 25391934000.

The previous prime is 63497716193. The next prime is 63497716253. The reversal of 63497716250 is 5261779436.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is not an unprimeable number, because it can be changed into a prime (63497716253) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 8179871 + ... + 8187629.

It is an arithmetic number, because the mean of its divisors is an integer number (2976341016).

Almost surely, 2^63497716250 is an apocalyptic number.

63497716250 is a deficient number, since it is larger than the sum of its proper divisors (55555924390).

63497716250 is an equidigital number, since it uses as much as digits as its factorization.

63497716250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14328 (or 14313 counting only the distinct ones).

The product of its (nonzero) digits is 1905120, while the sum is 50.

The spelling of 63497716250 in words is "sixty-three billion, four hundred ninety-seven million, seven hundred sixteen thousand, two hundred fifty".