63477360 has 120 divisors (see below), whose sum is σ = 215124624. Its totient is φ = 16773120.

The previous prime is 63477353. The next prime is 63477373. The reversal of 63477360 is 6377436.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 93984 + ... + 94656.

Almost surely, 2^63477360 is an apocalyptic number.

63477360 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63477360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (107562312).

63477360 is an abundant number, since it is smaller than the sum of its proper divisors (151647264).

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

63477360 is a wasteful number, since it uses less digits than its factorization.

63477360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 823 (or 814 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 36.

The square root of 63477360 is about 7967.2680386692. The cubic root of 63477360 is about 398.9081892513.

The spelling of 63477360 in words is "sixty-three million, four hundred seventy-seven thousand, three hundred sixty".