63462875840 has 336 divisors, whose sum is σ = 196331994432. Its totient is φ = 19024699392.

The previous prime is 63462875837. The next prime is 63462875851. The reversal of 63462875840 is 4857826436.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10509302 + ... + 10515338.

It is an arithmetic number, because the mean of its divisors is an integer number (584321412).

Almost surely, 2^63462875840 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 63462875840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98165997216).

63462875840 is an abundant number, since it is smaller than the sum of its proper divisors (132869118592).

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

63462875840 is a wasteful number, since it uses less digits than its factorization.

63462875840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6112 (or 6083 counting only the distinct ones).

The product of its (nonzero) digits is 7741440, while the sum is 53.

The spelling of 63462875840 in words is "sixty-three billion, four hundred sixty-two million, eight hundred seventy-five thousand, eight hundred forty".