7532472636 has 144 divisors (see below), whose sum is σ = 21388600800. Its totient is φ = 2291148288.

The previous prime is 7532472611. The next prime is 7532472643. The reversal of 7532472636 is 6362742357.

7532472636 is a `hidden beast` number, since 7 + 5 + 3 + 2 + 4 + 7 + 2 + 636 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 7532472591 and 7532472600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1622110 + ... + 1626746.

It is an arithmetic number, because the mean of its divisors is an integer number (148531950).

Almost surely, 2^7532472636 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 7532472636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10694300400).

7532472636 is an abundant number, since it is smaller than the sum of its proper divisors (13856128164).

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

7532472636 is a wasteful number, since it uses less digits than its factorization.

7532472636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4765 (or 4744 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 45.

The square root of 7532472636 is about 86789.8187346880. The cubic root of 7532472636 is about 1960.2547770291.

The spelling of 7532472636 in words is "seven billion, five hundred thirty-two million, four hundred seventy-two thousand, six hundred thirty-six".