63400297203 has 12 divisors (see below), whose sum is σ = 95559868560. Its totient is φ = 40429174896.

The previous prime is 63400297123. The next prime is 63400297217. The reversal of 63400297203 is 30279200436.

It is a happy number.

63400297203 is a `hidden beast` number, since 6 + 340 + 0 + 297 + 20 + 3 = 666.

It is not a de Polignac number, because 63400297203 - 2¹⁶ = 63400231667 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63400297273) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 153140608 + ... + 153141021.

It is an arithmetic number, because the mean of its divisors is an integer number (7963322380).

Almost surely, 2^63400297203 is an apocalyptic number.

63400297203 is a deficient number, since it is larger than the sum of its proper divisors (32159571357).

63400297203 is a wasteful number, since it uses less digits than its factorization.

63400297203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306281658 (or 306281655 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

Adding to 63400297203 its reverse (30279200436), we get a palindrome (93679497639).

The spelling of 63400297203 in words is "sixty-three billion, four hundred million, two hundred ninety-seven thousand, two hundred three".