63358746406390 has 16 divisors (see below), whose sum is σ = 114084948033360. Its totient is φ = 25334786451040.

The previous prime is 63358746406381. The next prime is 63358746406391. The reversal of 63358746406390 is 9360464785336.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63358746406391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1088983396 + ... + 1089041575.

It is an arithmetic number, because the mean of its divisors is an integer number (7130309252085).

Almost surely, 2^{63358746406390} is an apocalyptic number.

63358746406390 is a deficient number, since it is larger than the sum of its proper divisors (50726201626970).

63358746406390 is a wasteful number, since it uses less digits than its factorization.

63358746406390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2178027887.

The product of its (nonzero) digits is 235146240, while the sum is 64.

The spelling of 63358746406390 in words is "sixty-three trillion, three hundred fifty-eight billion, seven hundred forty-six million, four hundred six thousand, three hundred ninety".