63365016 has 128 divisors (see below), whose sum is σ = 191520000. Its totient is φ = 17210880.

The previous prime is 63365009. The next prime is 63365021. The reversal of 63365016 is 61056336.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 126735 + ... + 127233.

It is an arithmetic number, because the mean of its divisors is an integer number (1496250).

Almost surely, 2^63365016 is an apocalyptic number.

63365016 is a gapful number since it is divisible by the number (66) 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 63365016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95760000).

63365016 is an abundant number, since it is smaller than the sum of its proper divisors (128154984).

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

63365016 is a wasteful number, since it uses less digits than its factorization.

63365016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 569 (or 565 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 30.

The square root of 63365016 is about 7960.2145699723. The cubic root of 63365016 is about 398.6727173399.

It can be divided in two parts, 633 and 65016, that multiplied together give a triangular number (41155128 = T₉₀₇₂).

The spelling of 63365016 in words is "sixty-three million, three hundred sixty-five thousand, sixteen".