63344154040 has 16 divisors (see below), whose sum is σ = 142524346680. Its totient is φ = 25337661600.

The previous prime is 63344154037. The next prime is 63344154043. The reversal of 63344154040 is 4045144336.

It is an interprime number because it is at equal distance from previous prime (63344154037) and next prime (63344154043).

It is a junction number, because it is equal to n+sod(n) for n = 63344153987 and 63344154005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63344154043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 791801886 + ... + 791801965.

Almost surely, 2^63344154040 is an apocalyptic number.

It is an amenable number.

63344154040 is an abundant number, since it is smaller than the sum of its proper divisors (79180192640).

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

63344154040 is a wasteful number, since it uses less digits than its factorization.

63344154040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1583603862 (or 1583603858 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 34.

Adding to 63344154040 its reverse (4045144336), we get a palindrome (67389298376).

The spelling of 63344154040 in words is "sixty-three billion, three hundred forty-four million, one hundred fifty-four thousand, forty".