63373648 has 60 divisors (see below), whose sum is σ = 138875040. Its totient is φ = 27950208.

The previous prime is 63373631. The next prime is 63373669. The reversal of 63373648 is 84637336.

It is a super-3 number, since 3×63373648³ (a number of 24 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 63373648.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61683 + ... + 62701.

It is an arithmetic number, because the mean of its divisors is an integer number (2314584).

Almost surely, 2^63373648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63373648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69437520).

63373648 is an abundant number, since it is smaller than the sum of its proper divisors (75501392).

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

63373648 is a wasteful number, since it uses less digits than its factorization.

63373648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1076 (or 1057 counting only the distinct ones).

The product of its digits is 217728, while the sum is 40.

The square root of 63373648 is about 7960.7567479480. The cubic root of 63373648 is about 398.6908197927.

The spelling of 63373648 in words is "sixty-three million, three hundred seventy-three thousand, six hundred forty-eight".