7485504156 has 288 divisors, whose sum is σ = 21956014080. Its totient is φ = 2146435200.

The previous prime is 7485504137. The next prime is 7485504223. The reversal of 7485504156 is 6514055847.

7485504156 is a `hidden beast` number, since 7 + 4 + 8 + 550 + 41 + 56 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 105429601 + ... + 105429671.

It is an arithmetic number, because the mean of its divisors is an integer number (76236160).

Almost surely, 2^7485504156 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 7485504156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10978007040).

7485504156 is an abundant number, since it is smaller than the sum of its proper divisors (14470509924).

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

7485504156 is a wasteful number, since it uses less digits than its factorization.

7485504156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194 (or 163 counting only the distinct ones).

The product of its (nonzero) digits is 672000, while the sum is 45.

The square root of 7485504156 is about 86518.8081055212. The cubic root of 7485504156 is about 1956.1719114464.

The spelling of 7485504156 in words is "seven billion, four hundred eighty-five million, five hundred four thousand, one hundred fifty-six".