7381535616 has 512 divisors, whose sum is σ = 27417600000. Its totient is φ = 1942714368.

The previous prime is 7381535599. The next prime is 7381535633. The reversal of 7381535616 is 6165351837.

7381535616 is a `hidden beast` number, since 7 + 3 + 81 + 5 + 3 + 561 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (7381535599) and next prime (7381535633).

Its product of digits (453600) is a multiple of the sum of its prime divisors (504).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 15410065 + ... + 15410543.

It is an arithmetic number, because the mean of its divisors is an integer number (53550000).

Almost surely, 2^7381535616 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 7381535616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13708800000).

7381535616 is an abundant number, since it is smaller than the sum of its proper divisors (20036064384).

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

7381535616 is a wasteful number, since it uses less digits than its factorization.

7381535616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536 (or 504 counting only the distinct ones).

The product of its digits is 453600, while the sum is 45.

The square root of 7381535616 is about 85915.8635875820. The cubic root of 7381535616 is about 1947.0730241533.

The spelling of 7381535616 in words is "seven billion, three hundred eighty-one million, five hundred thirty-five thousand, six hundred sixteen".